thyrotrophic hormone: anterior pituitary hormone that stimulates the function of the thyroid gland


thyroid-stimulating hormone: anterior pituitary hormone that stimulates the function of the thyroid gland


TSH: anterior pituitary hormone that stimulates the function of the thyroid gland


thyrotropin-releasing hormone: hormone released by the hypothalamus that controls the release of thyroid-stimulating hormone from the anterior pituitary


TRH: hormone released by the hypothalamus that controls the release of thyroid-stimulating hormone from the anterior pituitary


thyrotropin-releasing factor: hormone released by the hypothalamus that controls the release of thyroid-stimulating hormone from the anterior pituitary


TRF: hormone released by the hypothalamus that controls the release of thyroid-stimulating hormone from the anterior pituitary


protirelin: hormone released by the hypothalamus that controls the release of thyroid-stimulating hormone from the anterior pituitary


thyronine: a phenolic amino acid of which thyroxine is a derivative


tile: a thin flat slab of fired clay used for roofing


roofing tile: a thin flat slab of fired clay used for roofing


till: unstratified soil deposited by a glacier; consists of sand and clay and gravel and boulders mixed together


boulder clay: unstratified soil deposited by a glacier; consists of sand and clay and gravel and boulders mixed together


tissue: a soft thin (usually translucent) paper


tissue paper: a soft thin (usually translucent) paper


toilet tissue: a soft thin absorbent paper for use in toilets


toilet paper: a soft thin absorbent paper for use in toilets


bathroom tissue: a soft thin absorbent paper for use in toilets


toilet roll: a roll of toilet paper


toluene: a colorless flammable liquid obtained from petroleum or coal tar; used as a solvent for gums and lacquers and in high-octane fuels


methylbenzene: a colorless flammable liquid obtained from petroleum or coal tar; used as a solvent for gums and lacquers and in high-octane fuels


toluic acid: an isomeric acid derived from toluene


tombac: an alloy of copper and zinc (and sometimes arsenic) used to imitate gold in cheap jewelry and for gilding


tombak: an alloy of copper and zinc (and sometimes arsenic) used to imitate gold in cheap jewelry and for gilding


tambac: an alloy of copper and zinc (and sometimes arsenic) used to imitate gold in cheap jewelry and for gilding


toner: a black or colored powder used in a printer to develop a xerographic image


toner: a solution containing chemicals that can change the color of a photographic print


tool steel: alloy steel that is suitable for making tools; is hard and tough and can retain a cutting edge


topaz: a mineral (fluosilicate of aluminum) that occurs in crystals of various colors and is used as a gemstone


topaz: a yellow quartz


false topaz: a yellow quartz


common topaz: a yellow quartz


tourmaline: a mineral that is a complex borosilicate and hydroxide of aluminum containing iron and magnesium and calcium and lithium and sodium; it is usually black but occurs in transparent colored forms that are used as gemstones


trace element: an element that occurs at very small quantities in the body but is nonetheless important for many biological processes


tracing paper: a semitransparent paper that is used for tracing drawings


tragacanth: a gum used in pharmacy, adhesives, and textile printing


transaminase: a class of transferases that catalyze transamination (that transfer an amino group from an amino acid to another compound)


aminotransferase: a class of transferases that catalyze transamination (that transfer an amino group from an amino acid to another compound)


aminopherase: a class of transferases that catalyze transamination (that transfer an amino group from an amino acid to another compound)


transferase: any of various enzymes that move a chemical group from one compound to another compound


transfer paper: a paper that is coated with a preparation for transferring a design to another surface


transferrin: a globulin in blood plasma that carries iron


beta globulin: a globulin in blood plasma that carries iron


siderophilin: a globulin in blood plasma that carries iron


transparent gem: a gemstone having the property of transmitting light without serious diffusion


transparent substance: a material having the property of admitting light diffusely; a partly transparent material


translucent substance: a material having the property of admitting light diffusely; a partly transparent material


triamcinolone: a synthetic corticosteroid (trade names Aristocort or Aristopak or Kenalog) used as an anti-inflammatory agent


Aristocort: a synthetic corticosteroid (trade names Aristocort or Aristopak or Kenalog) used as an anti-inflammatory agent


Aristopak: a synthetic corticosteroid (trade names Aristocort or Aristopak or Kenalog) used as an anti-inflammatory agent


Kenalog: a synthetic corticosteroid (trade names Aristocort or Aristopak or Kenalog) used as an anti-inflammatory agent


triazine: any of three isomeric compounds having three carbon and three nitrogen atoms in a six-membered ring


tri-chad: a chad that is incompletely removed and still attached at three corners


trichloroacetic acid: a strong acid made by chlorinating acetic acid


trichloracetic acid: a strong acid made by chlorinating acetic acid


margarin: a glyceryl ester of margaric acid


glycerol trimargarate: a glyceryl ester of margaric acid


tridymite: a mineral form of silica


triolein: a naturally occurring glyceride of oleic acid that is found in fats and oils


olein: a naturally occurring glyceride of oleic acid that is found in fats and oils


trimer: a polymer (or a molecule of a polymer) consisting of three identical monomers


trioxide: an oxide containing three atoms of oxygen in the molecule


tripalmitin: a triglyceride of palmitic acid


glycerol tripalmitate: a triglyceride of palmitic acid


triphosphopyridine: a pyridine ring with three phosphorus groups


triphosphopyridine nucleotide: a coenzyme of several enzymes


triphosphoric acid: an acid that is a partial anhydride of three molecules of phosphoric acid; known chiefly in the form of its salts and esters


trisaccharide: any of a variety of carbohydrates that yield three monosaccharide molecules on complete hydrolysis


trisodium phosphate: the tertiary phosphate of sodium used as a builder in soaps and detergents


trisodium orthophosphate: the tertiary phosphate of sodium used as a builder in soaps and detergents


tribasic sodium phosphate: the tertiary phosphate of sodium used as a builder in soaps and detergents


tristearin: a triglyceride of stearic acid


glycerol tristearate: a triglyceride of stearic acid


trypsin: an enzyme of pancreatic origin; catalyzes the hydrolysis of proteins to smaller polypeptide units


trypsinogen: inactive precursor of trypsin; a substance secreted by the pancreas and converted to active trypsin by enterokinase in the small intestine


tryptophan: an amino acid that occurs in proteins; is essential for growth and normal metabolism; a precursor of niacin


tryptophane: an amino acid that occurs in proteins; is essential for growth and normal metabolism; a precursor of niacin


tuna oil: an oil obtained from tuna


tundra soil: a black mucky soil with a frozen subsoil that is characteristic of Arctic and subarctic regions


tungsten steel: a very hard heat-resistant steel containing tungsten


wolfram steel: a very hard heat-resistant steel containing tungsten


tungstate: a salt of tungstic acid


tungstic acid: an oxyacid of tungsten (often polymeric in nature) formed by neutralizing alkaline tungstate solutions


turquoise: a blue to grey green mineral consisting of copper aluminum phosphate


typewriter paper: writing paper suitable for use in a typewriter


typing paper: writing paper suitable for use in a typewriter


tyramine: amino acid derived from tyrosine; has a sympathomimetic action; found in chocolate and cola drinks and ripe cheese and beer


tyrosine: an amino acid found in most proteins; a precursor of several hormones


ubiquinone: any of several quinones found in living cells and that function as coenzymes that transfer electrons from one molecule to another in cell respiration


coenzyme Q: any of several quinones found in living cells and that function as coenzymes that transfer electrons from one molecule to another in cell respiration


ultramarine: blue pigment made of powdered lapis lazuli


ultramarine blue: blue pigment made of powdered lapis lazuli


French blue: ultramarine pigment prepared artificially


French ultramarine: ultramarine pigment prepared artificially


French ultramarine blue: ultramarine pigment prepared artificially


umber: an earth pigment


raw umber: greenish brown pigment


burnt umber: dark brown pigment obtained by heating umber


undecylenic acid: an acid that is a component of perspiration


unleaded gasoline: gasoline that has not been treated with a lead compound


unleaded petrol: gasoline that has not been treated with a lead compound


undercut: the material removed by a cut made underneath


urease: an enzyme that catalyzes the hydrolysis of urea into carbon dioxide and ammonia; is present in intestinal bacteria


urethane: an ester of carbamic acid


uracil: a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine


U: a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine


uraninite: a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium; uraninite in massive form is called pitchblende which is the chief uranium ore


pitchblende: a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium; uraninite in massive form is called pitchblende which is the chief uranium ore


uranium ore: any ore from which uranium can be extracted


uranyl: the bivalent radical UO2 which forms salts with acids


uranyl group: the bivalent radical UO2 which forms salts with acids


uranyl radical: the bivalent radical UO2 which forms salts with acids


uranyl nitrate: a yellow salt obtained by the reaction of uranium salts with nitric acid


uranyl oxalate: a salt obtained by the reaction of uranium salts with oxalic acid


urea: the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics


carbamide: the chief solid component of mammalian urine; synthesized from ammonia and carbon dioxide and used as fertilizer and in animal feed and in plastics


uric acid: a white tasteless odorless crystalline product of protein metabolism; found in the blood and urine


urate: a salt of uric acid


tophus: a deposit of urates around a joint or in the external ear; diagnostic of advanced or chronic gout


chalkstone: a deposit of urates around a joint or in the external ear; diagnostic of advanced or chronic gout


valine: an essential amino acid found in proteins; important for growth in children and nitrogen balance in adults


linseed: the seed of flax used as a source of oil


flaxseed: the seed of flax used as a source of oil


linseed oil: a drying oil extracted from flax seed and used in making such things as oil paints


flaxseed oil: a drying oil extracted from flax seed and used in making such things as oil paints


tung oil: a yellow oil obtained from the seeds of the tung tree


Chinese wood oil: a yellow oil obtained from the seeds of the tung tree


chaulmoogra oil: an oil from chaulmoogra trees; used in treatment of skin diseases and leprosy


vanadate: a salt or ester of vanadic acid; an anion containing pentavalent vanadium


vanadinite: a mineral consisting of chloride and vanadate of lead; a source of vanadium


vanadium pentoxide: any of various oxyacids of vanadium; known mostly in the form of its salts


vanadic acid: any of various oxyacids of vanadium; known mostly in the form of its salts


vanadium steel: steel alloyed with vanadium for greater strength and high-temperature stability


vellum: a heavy creamy-colored paper resembling parchment


vermiculite: any of a group of yellow or brown hydrous silicate minerals having a micaceous structure


very low density lipoprotein: large lipoproteins rich in triglycerides; VLDLs circulate through the blood giving up their triglycerides to fat and muscle tissue until the VLDL remnants are modified and converted into LDL


VLDL: large lipoproteins rich in triglycerides; VLDLs circulate through the blood giving up their triglycerides to fat and muscle tissue until the VLDL remnants are modified and converted into LDL


vesuvianite: a green or yellow or brown mineral consisting of a hydrated silicate; it occurs as crystals in limestone and is used a gemstone


vesuvian: a green or yellow or brown mineral consisting of a hydrated silicate; it occurs as crystals in limestone and is used a gemstone


idocrase: a green or yellow or brown mineral consisting of a hydrated silicate; it occurs as crystals in limestone and is used a gemstone


vinegar: dilute acetic acid


vinyl: shiny and tough and flexible plastic; used especially for floor coverings


vinyl: a univalent chemical radical derived from ethylene


vinyl group: a univalent chemical radical derived from ethylene


vinyl radical: a univalent chemical radical derived from ethylene


vinyl polymer: a thermoplastic derived by polymerization from compounds containing the vinyl group


vinyl resin: a thermoplastic derived by polymerization from compounds containing the vinyl group


polyvinyl resin: a thermoplastic derived by polymerization from compounds containing the vinyl group


iodopsin: a violet photopigment in the retinal cones of the eyes of most vertebrates; plays a role in daylight vision


visual purple: a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light


rhodopsin: a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light


retinal purple: a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light


photopigment: a special pigment found in the rods and cones of the retina


vitamin: any of a group of organic substances essential in small quantities to normal metabolism


fat-soluble vitamin: any vitamin that is soluble in fats


water-soluble vitamin: any vitamin that is soluble in water


vitamin A: any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes


antiophthalmic factor: any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes


axerophthol: any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes


A: any of several fat-soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes


vitamin A1: an unsaturated alcohol that occurs in marine fish-liver oils and is synthesized biologically from carotene


retinol: an unsaturated alcohol that occurs in marine fish-liver oils and is synthesized biologically from carotene


vitamin A2: a viscous alcohol that is less active in mammals than is vitamin A1


dehydroretinol: a viscous alcohol that is less active in mammals than is vitamin A1


provitamin: vitamin precursor; a substance that is converted into a vitamin in animal tissues


provitamin A: an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver


carotene: an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver


carotin: an orange isomer of an unsaturated hydrocarbon found in many plants; is converted into vitamin A in the liver


B-complex vitamin: originally thought to be a single vitamin but now separated into several B vitamins


B complex: originally thought to be a single vitamin but now separated into several B vitamins


vitamin B complex: originally thought to be a single vitamin but now separated into several B vitamins


vitamin B: originally thought to be a single vitamin but now separated into several B vitamins


B vitamin: originally thought to be a single vitamin but now separated into several B vitamins


B: originally thought to be a single vitamin but now separated into several B vitamins


vitamin B1: a B vitamin that prevents beriberi; maintains appetite and growth


thiamine: a B vitamin that prevents beriberi; maintains appetite and growth


thiamin: a B vitamin that prevents beriberi; maintains appetite and growth


aneurin: a B vitamin that prevents beriberi; maintains appetite and growth


antiberiberi factor: a B vitamin that prevents beriberi; maintains appetite and growth


vitamin B12: a B vitamin that is used to treat pernicious anemia


cobalamin: a B vitamin that is used to treat pernicious anemia


cyanocobalamin: a B vitamin that is used to treat pernicious anemia


antipernicious anemia factor: a B vitamin that is used to treat pernicious anemia


vitamin B2: a B vitamin that prevents skin lesions and weight loss


vitamin G: a B vitamin that prevents skin lesions and weight loss


riboflavin: a B vitamin that prevents skin lesions and weight loss


lactoflavin: a B vitamin that prevents skin lesions and weight loss


ovoflavin: a B vitamin that prevents skin lesions and weight loss


hepatoflavin: a B vitamin that prevents skin lesions and weight loss


vitamin B6: a B vitamin that is essential for metabolism of amino acids and starch


pyridoxine: a B vitamin that is essential for metabolism of amino acids and starch


pyridoxal: a B vitamin that is essential for metabolism of amino acids and starch


pyridoxamine: a B vitamin that is essential for metabolism of amino acids and starch


adermin: a B vitamin that is essential for metabolism of amino acids and starch


vitamin Bc: a B vitamin that is essential for cell growth and reproduction


vitamin M: a B vitamin that is essential for cell growth and reproduction


folate: a B vitamin that is essential for cell growth and reproduction


folic acid: a B vitamin that is essential for cell growth and reproduction


folacin: a B vitamin that is essential for cell growth and reproduction


pteroylglutamic acid: a B vitamin that is essential for cell growth and reproduction


pteroylmonoglutamic acid: a B vitamin that is essential for cell growth and reproduction


niacin: a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract


nicotinic acid: a B vitamin essential for the normal function of the nervous system and the gastrointestinal tract


vitamin D: a fat-soluble vitamin that prevents rickets


calciferol: a fat-soluble vitamin that prevents rickets


viosterol: a fat-soluble vitamin that prevents rickets


ergocalciferol: a fat-soluble vitamin that prevents rickets


cholecalciferol: a fat-soluble vitamin that prevents rickets


D: a fat-soluble vitamin that prevents rickets


vitamin E: a fat-soluble vitamin that is essential for normal reproduction; an important antioxidant that neutralizes free radicals in the body


tocopherol: a fat-soluble vitamin that is essential for normal reproduction; an important antioxidant that neutralizes free radicals in the body


E: a fat-soluble vitamin that is essential for normal reproduction; an important antioxidant that neutralizes free radicals in the body


biotin: a B vitamin that aids in body growth


vitamin H: a B vitamin that aids in body growth


vitamin K: a fat-soluble vitamin that helps in the clotting of blood


naphthoquinone: a fat-soluble vitamin that helps in the clotting of blood


antihemorrhagic factor: a fat-soluble vitamin that helps in the clotting of blood


vitamin K1: a form of vitamin K


phylloquinone: a form of vitamin K


phytonadione: a form of vitamin K


vitamin K3: a form of vitamin K


menadione: a form of vitamin K


vitamin P: a vitamin that maintains the resistance of cell and capillary walls to permeation


bioflavinoid: a vitamin that maintains the resistance of cell and capillary walls to permeation


citrin: a vitamin that maintains the resistance of cell and capillary walls to permeation


vitamin C: a vitamin found in fresh fruits (especially citrus fruits) and vegetables; prevents scurvy


C: a vitamin found in fresh fruits (especially citrus fruits) and vegetables; prevents scurvy


ascorbic acid: a vitamin found in fresh fruits (especially citrus fruits) and vegetables; prevents scurvy


vitriol: (H2SO4) a highly corrosive acid made from sulfur dioxide; widely used in the chemical industry


oil of vitriol: (H2SO4) a highly corrosive acid made from sulfur dioxide; widely used in the chemical industry


sulfuric acid: (H2SO4) a highly corrosive acid made from sulfur dioxide; widely used in the chemical industry


sulphuric acid: (H2SO4) a highly corrosive acid made from sulfur dioxide; widely used in the chemical industry


volatile: a volatile substance; a substance that changes readily from solid or liquid to a vapor


wallpaper: a decorative paper for the walls of rooms


waste paper: paper discarded after use


water of crystallization: the water present in hydrated compounds


water of crystallisation: the water present in hydrated compounds


water of hydration: the water present in hydrated compounds


wax: any of various substances of either mineral origin or plant or animal origin; they are solid at normal temperatures and insoluble in water


beeswax: a yellow to brown wax secreted by honeybees to build honeycombs


Ghedda wax: wax from Indian and African bees


cerumen: a soft yellow wax secreted by glands in the ear canal


earwax: a soft yellow wax secreted by glands in the ear canal


paraffin: from crude petroleum; used for candles and for preservative or waterproof coatings


paraffin wax: from crude petroleum; used for candles and for preservative or waterproof coatings


spermaceti: a white waxy substance from oil of the sperm whale


vegetable wax: a waxy substance obtained from plants (especially from the trunks of certain palms)


shellac wax: a hard wax separated from shellac by its insolubility in alcohol


lac wax: a hard wax separated from shellac by its insolubility in alcohol


cadaverine: a colorless toxic ptomaine with an unpleasant odor formed during the putrefaction of animal tissue


cadmium sulfide: a yellow sulfide used chiefly as a pigment


cadmium yellow: pigment of cadmium sulfide and barium sulfate varying in hue from lemon yellow to orange


cadmium yellow pale: pale-hued cadmium yellow pigment


cadmium orange: orange-hued cadmium yellow pigment


zinc cadmium sulfide: cadmium sulfide containing zinc


verdigris: a blue or green powder used as a paint pigment


cupric acetate: a blue or green powder used as a paint pigment


wax paper: paper that has been waterproofed by treatment with wax or paraffin


wetting agent: a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved


wetter: a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved


surfactant: a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved


surface-active agent: a chemical agent capable of reducing the surface tension of a liquid in which it is dissolved


detergent: a surface-active chemical widely used in industry and laundering


builder: a substance added to soaps or detergents to increase their cleansing action


detergent builder: a substance added to soaps or detergents to increase their cleansing action


whale oil: a white to brown oil obtained from whale blubber; formerly used as an illuminant


train oil: a white to brown oil obtained from whale blubber; formerly used as an illuminant


whey: the serum or watery part of milk that is separated from the curd in making cheese


milk whey: the serum or watery part of milk that is separated from the curd in making cheese


white lead: a poisonous white pigment that contains lead


ceruse: a poisonous white pigment that contains lead


lead carbonate: a poisonous white pigment that contains lead


wicker: slender flexible branches or twigs (especially of willow or some canes); used for wickerwork


wiesenboden: a dark meadow soil rich in organic material; developed through poor drainage in humid grassy or sedge regions


wood: the hard fibrous lignified substance under the bark of trees


dyewood: any wood from which dye is obtained


hardwood: the wood of broad-leaved dicotyledonous trees (as distinguished from the wood of conifers)


softwood: wood that is easy to saw (from conifers such as pine or fir)


deal: wood that is easy to saw (from conifers such as pine or fir)


pulpwood: softwood used to make paper


raw wood: wood that is not finished or painted


hardtack: a mountain mahogany


firewood: wood used for fuel


cordwood: firewood cut and stacked in cords; wood sold by the cord


backlog: the large log at the back of a hearth fire


Yule log: large log traditionally burned at Christmas


brand: a piece of wood that has been burned or is burning


firebrand: a piece of wood that has been burned or is burning


pine knot: a joint of pine wood used for fuel


igniter: a substance used to ignite or kindle a fire


ignitor: a substance used to ignite or kindle a fire


lighter: a substance used to ignite or kindle a fire


kindling: material for starting a fire


tinder: material for starting a fire


touchwood: material for starting a fire


spunk: material for starting a fire


punk: material for starting a fire


punk: substance that smolders when ignited; used to light fuses (especially fireworks)


board: a stout length of sawn timber; made in a wide variety of sizes and used for many purposes


plank: a stout length of sawn timber; made in a wide variety of sizes and used for many purposes


lemongrass: an aromatic oil that smells like lemon and is widely used in Asian cooking and in perfumes and medicines


lemon grass: an aromatic oil that smells like lemon and is widely used in Asian cooking and in perfumes and medicines


lemongrass oil: an aromatic oil that smells like lemon and is widely used in Asian cooking and in perfumes and medicines


planking: planks collectively; a quantity of planks


chipboard: a cheap hard material made from wood chips that are pressed together and bound with synthetic resin


hardboard: a cheap hard material made from wood chips that are pressed together and bound with synthetic resin


deal: a plank of softwood (fir or pine board)


knot: a hard cross-grained round piece of wood in a board where a branch emerged


knothole: a hole in a board where a knot came out


clapboard: a long thin board with one edge thicker than the other; used as siding by lapping one board over the board below


weatherboard: a long thin board with one edge thicker than the other; used as siding by lapping one board over the board below


weatherboarding: a long thin board with one edge thicker than the other; used as siding by lapping one board over the board below


wolframite: a mineral consisting of iron and manganese tungstate in crystalline form; the principal ore of tungsten; found in quartz veins associated with granitic rocks


iron manganese tungsten: a mineral consisting of iron and manganese tungstate in crystalline form; the principal ore of tungsten; found in quartz veins associated with granitic rocks


wollastonite: a white or greyish mineral typically found in metamorphic limestone; a silicate of calcium


wood pulp: wood that has been ground to a pulp; used in making cellulose products (as rayon or paper)


wood sugar: a sugar extracted from wood or straw; used in foods for diabetics


xylose: a sugar extracted from wood or straw; used in foods for diabetics


Wood's metal: a fusible alloy that is half bismuth plus lead, tin, and cadmium; melts at about 160 degrees Fahrenheit


Wood's alloy: a fusible alloy that is half bismuth plus lead, tin, and cadmium; melts at about 160 degrees Fahrenheit


wood tar: any tar obtained by the destructive distillation of wood


wool: fiber sheared from animals (such as sheep) and twisted into yarn for weaving


raw wool: wool in its natural condition; not refined or processed


alpaca: wool of the alpaca


cashmere: the wool of the Kashmir goat


fleece: the wool of a sheep or similar animal


shoddy: reclaimed wool fiber


vicuna: the wool of the vicuna


virgin wool: wool not used before; wool not processed or woven before


wrapping paper: a tough paper used for wrapping


writing paper: paper material made into thin sheets that are sized to take ink; used for writing correspondence and manuscripts


wool oil: any oil used to oil wool before spinning


wulfenite: a yellow to orange or brown mineral used as a molybdenum ore


wurtzite: a brownish-black mineral consisting of zinc sulfide


xenotime: a brown-to-yellow mineral that is a phosphate of yttrium in crystalline form


xylene: a colorless flammable volatile liquid hydrocarbon used as a solvent


xylol: a colorless flammable volatile liquid hydrocarbon used as a solvent


yeast: a commercial leavening agent containing yeast cells; used to raise the dough in making bread and for fermenting beer or whiskey


barm: a commercial leavening agent containing yeast cells; used to raise the dough in making bread and for fermenting beer or whiskey


yellowcake: an impure mixture of uranium oxides obtained during the processing of uranium ore


U308: an impure mixture of uranium oxides obtained during the processing of uranium ore


mother: a stringy slimy substance consisting of yeast cells and bacteria; forms during fermentation and is added to cider or wine to produce vinegar


zeolite: any of a family of glassy minerals analogous to feldspar containing hydrated aluminum silicates of calcium or sodium or potassium; formed in cavities in lava flows and in plutonic rocks


chabazite: a group of minerals of the zeolite family consisting of a hydrous silicate of calcium and aluminum


chabasite: a group of minerals of the zeolite family consisting of a hydrous silicate of calcium and aluminum


heulandite: a group of minerals of the zeolite family consisting of a hydrous aluminum silicate of sodium and calcium


natrolite: a group of minerals of the zeolite family consisting of a hydrous silicate of sodium and aluminum


phillipsite: a group of white or reddish crystalline minerals of the zeolite family consisting of a hydrous silicate of calcium and potassium and aluminum


zinc blende: an ore that is the chief source of zinc; consists largely of zinc sulfide in crystalline form


blende: an ore that is the chief source of zinc; consists largely of zinc sulfide in crystalline form


sphalerite: an ore that is the chief source of zinc; consists largely of zinc sulfide in crystalline form


zinc oxide: oxide of zinc; a white powder used as a pigment or in cosmetics or glass or inks and in zinc ointment


flowers of zinc: oxide of zinc; a white powder used as a pigment or in cosmetics or glass or inks and in zinc ointment


philosopher's wool: oxide of zinc; a white powder used as a pigment or in cosmetics or glass or inks and in zinc ointment


philosophers' wool: oxide of zinc; a white powder used as a pigment or in cosmetics or glass or inks and in zinc ointment


zinc sulfate: a colorless water-soluble powder; used as a mordant or to preserve wood or for the electrodeposition of zinc


zinc sulphate: a colorless water-soluble powder; used as a mordant or to preserve wood or for the electrodeposition of zinc


white vitriol: a colorless water-soluble powder; used as a mordant or to preserve wood or for the electrodeposition of zinc


zinc vitriol: a colorless water-soluble powder; used as a mordant or to preserve wood or for the electrodeposition of zinc


zinc sulfide: a yellow to white crystalline fluorescent compound that occurs naturally as sphalerite or wurtzite and is used as a luminous pigment


zinc sulphide: a yellow to white crystalline fluorescent compound that occurs naturally as sphalerite or wurtzite and is used as a luminous pigment


zinc white: a white pigment used in house paints; consists of zinc oxide


Chinese white: a white pigment used in house paints; consists of zinc oxide


zinkenite: a steel grey metallic mineral (a sulphide of lead and antimony)


zinnwaldite: a mica containing iron and lithium


zircon: a common mineral occurring in small crystals; chief source of zirconium; used as a refractory when opaque and as a gem when transparent


zirconium silicate: a common mineral occurring in small crystals; chief source of zirconium; used as a refractory when opaque and as a gem when transparent


zirconium oxide: a white crystalline oxide; used in refractories and in insulation and abrasives and enamels and glazes


zirconia: a white crystalline oxide; used in refractories and in insulation and abrasives and enamels and glazes


zirconium dioxide: a white crystalline oxide; used in refractories and in insulation and abrasives and enamels and glazes


zymase: a complex of enzymes that cause glycolysis; originally found in yeast but also present in higher organisms


emanation: something that is emitted or radiated (as a gas or an odor or a light, etc.)


ectoplasm: (spiritualism) a substance supposed to emanate from the body of the medium during a trance


essence: any substance possessing to a high degree the predominant properties of a plant or drug or other natural product from which it is extracted


ligand: a substance (an atom or molecule or radical or ion) that forms a complex around a central atom


enamel: a colored glassy compound (opaque or partially opaque) that is fused to the surface of metal or glass or pottery for decoration or protection


imide: any of a class of organic compounds that contain the divalent radical -CONHCO-


metabolite: any substance involved in metabolism (either as a product of metabolism or as necessary for metabolism)


vegetable matter: matter produced by plants or growing in the manner of a plant


anabolic steroid: any of a group of synthetic steroid hormones used to stimulate muscle and bone growth; more than 100 have been developed and each requires a prescription to be used legally in the United States; sometimes used illicitly by athletes to increase their strength


pregnanediol: a compound found in women's urine during certain phases of the menstrual cycle and in the urine of pregnant women


tubocurarine: a toxic alkaloid found in certain tropical South American trees that is a powerful relaxant for striated muscles


curare: a toxic alkaloid found in certain tropical South American trees that is a powerful relaxant for striated muscles


tuberculin: a sterile liquid containing a purified protein derivative of the tuberculosis bacterium; used in the diagnosis of tuberculosis


vehicle: any substance that facilitates the use of a drug or pigment or other material that is mixed with it


vesicant: a chemical agent that causes blistering (especially mustard gas)


vesicatory: a chemical agent that causes blistering (especially mustard gas)


vernix: a white cheeselike protective material that covers the skin of a fetus


vernix caseosa: a white cheeselike protective material that covers the skin of a fetus


vitrification: a vitrified substance; the glassy result of being vitrified


wad: a small mass of soft material


xanthate: a salt or ester of xanthic acid


xanthic acid: any of a class of unstable organic acids containing sulphur


xanthine: crystalline oxidation product of the metabolism of nucleoproteins; precursor of uric acid; found in many organs and in urine


time period: an amount of time


period of time: an amount of time


period: an amount of time


trial period: a period of time during which someone or something is tested


test period: a period of time during which someone or something is tested


time frame: a time period during which something occurs or is expected to occur


geological time: the time of the physical formation and development of the earth (especially prior to human history)


geologic time: the time of the physical formation and development of the earth (especially prior to human history)


biological time: the time of various biological processes


cosmic time: the time covered by the physical formation and development of the universe


civil time: the official time in a local region (adjusted for location around the Earth); established by law or custom


standard time: the official time in a local region (adjusted for location around the Earth); established by law or custom


local time: the official time in a local region (adjusted for location around the Earth); established by law or custom


daylight-saving time: time during which clocks are set one hour ahead of local standard time; widely adopted during summer to provide extra daylight in the evenings


daylight-savings time: time during which clocks are set one hour ahead of local standard time; widely adopted during summer to provide extra daylight in the evenings


daylight saving: time during which clocks are set one hour ahead of local standard time; widely adopted during summer to provide extra daylight in the evenings


daylight savings: time during which clocks are set one hour ahead of local standard time; widely adopted during summer to provide extra daylight in the evenings


hours: an indefinite period of time


downtime: a period of time when something (as a machine or factory) is not operating (especially as a result of malfunctions)


uptime: a period of time when something (as a machine or factory) is functioning and available for use


24/7: uptime is 24 hours a day 7 days a week


hours: a period of time assigned for work


work time: a time period when you are required to work


time off: a time period when you are not required to work


face time: work time spent at the location of or in the presence of other people


compensatory time: time off that is granted to a worker as compensation for working overtime


bout: a period of illness


hospitalization: a period of time when you are confined to a hospital


travel time: a period of time spent traveling


present: the period of time that is happening now; any continuous stretch of time including the moment of speech


nowadays: the period of time that is happening now; any continuous stretch of time including the moment of speech


now: the momentary present


here and now: at this time


present moment: at this time


moment: at this time


date: the present


times: a more or less definite period of time now or previously present


modern times: the circumstances and ideas of the present age


present times: the circumstances and ideas of the present age


modern world: the circumstances and ideas of the present age


contemporary world: the circumstances and ideas of the present age


Roman times: the time period during which Rome dominated Europe


past: the time that has elapsed


past times: the time that has elapsed


yesteryear: the time that has elapsed


yore: time long past


bygone: past events to be put aside


water under the bridge: past events to be put aside


old: past times (especially in the phrase `in days of old')


history: the aggregate of past events


future: the time yet to come


hereafter: the time yet to come


futurity: the time yet to come


time to come: the time yet to come


kingdom come: the end of time


musical time: (music) the beat of musical rhythm


time: an indefinite period (usually marked by specific attributes or activities)


Elizabethan age: a period in British history during the reign of Elizabeth I in the 16th century; an age marked by literary achievement and domestic prosperity


Victorian age: a period in British history during the reign of Queen Victoria in the 19th century; her character and moral standards restored the prestige of the British monarchy but gave the era a prudish reputation


day: some point or period in time


dead: a time when coldness (or some other quality associated with death) is intense


hard times: a time of difficulty


incarnation: time passed in a particular bodily form


continuum: a continuous nonspatial whole or extent or succession in which no part or portion is distinct or distinguishable from adjacent parts


history: the continuum of events occurring in succession leading from the past to the present and even into the future


Phanerozoic: the period from about 5,400 million years ago until the present


Phanerozoic eon: the period from about 5,400 million years ago until the present


Phanerozoic aeon: the period from about 5,400 million years ago until the present


Cenozoic: approximately the last 63 million years


Cenozoic era: approximately the last 63 million years


Age of Mammals: approximately the last 63 million years


Quaternary: last 2 million years


Quaternary period: last 2 million years


Age of Man: last 2 million years


Holocene: approximately the last 10,000 years


Holocene epoch: approximately the last 10,000 years


Recent: approximately the last 10,000 years


Recent epoch: approximately the last 10,000 years


Pleistocene: from two million to 11 thousand years ago; extensive glaciation of the northern hemisphere; the time of human evolution


Pleistocene epoch: from two million to 11 thousand years ago; extensive glaciation of the northern hemisphere; the time of human evolution


Glacial epoch: from two million to 11 thousand years ago; extensive glaciation of the northern hemisphere; the time of human evolution


Tertiary: from 63 million to 2 million years ago


Tertiary period: from 63 million to 2 million years ago


Pliocene: from 13 million to 2 million years ago; growth of mountains; cooling of climate; more and larger mammals


Pliocene epoch: from 13 million to 2 million years ago; growth of mountains; cooling of climate; more and larger mammals


Miocene: from 25 million to 13 million years ago; appearance of grazing mammals


Miocene epoch: from 25 million to 13 million years ago; appearance of grazing mammals


Oligocene: from 40 million to 25 million years ago; appearance of sabertoothed cats


Oligocene epoch: from 40 million to 25 million years ago; appearance of sabertoothed cats


Eocene: from 58 million to 40 million years ago; presence of modern mammals


Eocene epoch: from 58 million to 40 million years ago; presence of modern mammals


Paleocene: from 63 million to 58 million years ago; appearance of birds and earliest mammals


Paleocene epoch: from 63 million to 58 million years ago; appearance of birds and earliest mammals


Mesozoic: from 230 million to 63 million years ago


Mesozoic era: from 230 million to 63 million years ago


Age of Reptiles: from 230 million to 63 million years ago


Cretaceous: from 135 million to 63 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants


Cretaceous period: from 135 million to 63 million years ago; end of the age of reptiles; appearance of modern insects and flowering plants


Jurassic: from 190 million to 135 million years ago; dinosaurs; conifers


Jurassic period: from 190 million to 135 million years ago; dinosaurs; conifers


Triassic: from 230 million to 190 million years ago; dinosaurs, marine reptiles; volcanic activity


Triassic period: from 230 million to 190 million years ago; dinosaurs, marine reptiles; volcanic activity


Paleozoic: from 544 million to about 230 million years ago


Paleozoic era: from 544 million to about 230 million years ago


Permian: from 280 million to 230 million years ago; reptiles


Permian period: from 280 million to 230 million years ago; reptiles


Carboniferous: from 345 million to 280 million years ago


Carboniferous period: from 345 million to 280 million years ago


Pennsylvanian: from 310 million to 280 million years ago; warm climate; swampy land


Pennsylvanian period: from 310 million to 280 million years ago; warm climate; swampy land


Upper Carboniferous: from 310 million to 280 million years ago; warm climate; swampy land


Upper Carboniferous period: from 310 million to 280 million years ago; warm climate; swampy land


Mississippian: from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects


Missippian period: from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects


Lower Carboniferous: from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects


Lower Carboniferous period: from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects


Devonian: from 405 million to 345 million years ago; preponderance of fishes and appearance of amphibians and ammonites


Devonian period: from 405 million to 345 million years ago; preponderance of fishes and appearance of amphibians and ammonites


Age of Fishes: from 405 million to 345 million years ago; preponderance of fishes and appearance of amphibians and ammonites


Silurian: from 425 million to 405 million years ago; first air-breathing animals


Silurian period: from 425 million to 405 million years ago; first air-breathing animals


Ordovician: from 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds


Ordovician period: from 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds


Cambrian: from 544 million to about 500 million years ago; marine invertebrates


Cambrian period: from 544 million to about 500 million years ago; marine invertebrates


Precambrian: the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago


Precambrian eon: the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago


Precambrian aeon: the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago


Precambrian period: the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago


Proterozoic: from 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms


Proterozoic eon: from 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms


Proterozoic aeon: from 2,500 to 544 million years ago; bacteria and fungi; primitive multicellular organisms


Archean: the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life


Archean eon: the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life


Archean aeon: the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life


Archeozoic: the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life


Archaeozoic: the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life


Archeozoic eon: the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life


Archaeozoic aeon: the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life


Hadean: the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life


Hadean time: the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life


Hadean eon: the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life


Hadean aeon: the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life


Priscoan: the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life


Priscoan eon: the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life


Priscoan aeon: the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life


clock time: a reading of a point in time as given by a clock


time: a reading of a point in time as given by a clock


Greenwich Mean Time: the local time at the 0 meridian passing through Greenwich, England; it is the same everywhere


Greenwich Time: the local time at the 0 meridian passing through Greenwich, England; it is the same everywhere


GMT: the local time at the 0 meridian passing through Greenwich, England; it is the same everywhere


universal time: the local time at the 0 meridian passing through Greenwich, England; it is the same everywhere


UT: the local time at the 0 meridian passing through Greenwich, England; it is the same everywhere


UT1: the local time at the 0 meridian passing through Greenwich, England; it is the same everywhere


coordinated universal time: Greenwich Mean Time updated with leap seconds


UTC: Greenwich Mean Time updated with leap seconds


Earth-received time: the coordinated universal time when an event is received on Earth


ERT: the coordinated universal time when an event is received on Earth


one-way light time: the elapsed time it takes for light (or radio signals) to travel between the Earth and a celestial object


OWLT: the elapsed time it takes for light (or radio signals) to travel between the Earth and a celestial object


round-trip light time: the elapsed time it takes for a signal to travel from Earth to a spacecraft (or other body) and back to the starting point


RTLT: the elapsed time it takes for a signal to travel from Earth to a spacecraft (or other body) and back to the starting point


elapsed time: the time that elapses while some event is occurring


transmission time: the coordinated universal time when a transmission is sent from Earth to a spacecraft or other celestial body


TRM: the coordinated universal time when a transmission is sent from Earth to a spacecraft or other celestial body


spacecraft event time: the coordinated universal time on board the spacecraft


SCET: the coordinated universal time on board the spacecraft


spacecraft clock time: the clock time given by a clock carried on board a spacecraft


SCLK: the clock time given by a clock carried on board a spacecraft


Atlantic Time: standard time in the 4th time zone west of Greenwich, reckoned at the 60th meridian; used in Puerto Rico and the Virgin Islands and Bermuda and the Canadian Maritime Provinces


Atlantic Standard Time: standard time in the 4th time zone west of Greenwich, reckoned at the 60th meridian; used in Puerto Rico and the Virgin Islands and Bermuda and the Canadian Maritime Provinces


Eastern Time: standard time in the 5th time zone west of Greenwich, reckoned at the 75th meridian; used in the eastern United States


Eastern Standard Time: standard time in the 5th time zone west of Greenwich, reckoned at the 75th meridian; used in the eastern United States


EST: standard time in the 5th time zone west of Greenwich, reckoned at the 75th meridian; used in the eastern United States


Central Time: standard time in the 6th time zone west of Greenwich, reckoned at the 90th meridian; used in the central United States


Central Standard Time: standard time in the 6th time zone west of Greenwich, reckoned at the 90th meridian; used in the central United States


CST: standard time in the 6th time zone west of Greenwich, reckoned at the 90th meridian; used in the central United States


Mountain Time: standard time in the 7th time zone west of Greenwich, reckoned at the 105th meridian west; used in the mountain states of the United States


Mountain Standard Time: standard time in the 7th time zone west of Greenwich, reckoned at the 105th meridian west; used in the mountain states of the United States


MST: standard time in the 7th time zone west of Greenwich, reckoned at the 105th meridian west; used in the mountain states of the United States


Pacific Time: standard time in the 8th time zone west of Greenwich, reckoned at the 120th meridian west; used in far western states of the United States


Pacific Standard Time: standard time in the 8th time zone west of Greenwich, reckoned at the 120th meridian west; used in far western states of the United States


PST: standard time in the 8th time zone west of Greenwich, reckoned at the 120th meridian west; used in far western states of the United States


Alaska Standard Time: standard time in the 9th time zone west of Greenwich, reckoned at the 135th meridian west; used in Hawaii and most of Alaska


Yukon Time: standard time in the 9th time zone west of Greenwich, reckoned at the 135th meridian west; used in Hawaii and most of Alaska


Hawaii Time: standard time in the 10th time zone west of Greenwich, reckoned at the 150th meridian west; used in Hawaii and the western Aleutian Islands


Hawaii Standard Time: standard time in the 10th time zone west of Greenwich, reckoned at the 150th meridian west; used in Hawaii and the western Aleutian Islands


Bering Time: standard time in the 11th time zone west of Greenwich, reckoned at the 165th meridian west; used in the Midway Islands


Bering Standard Time: standard time in the 11th time zone west of Greenwich, reckoned at the 165th meridian west; used in the Midway Islands


duration: the property of enduring or continuing in time


continuance: the property of enduring or continuing in time


duration: the period of time during which something continues


continuance: the period of time during which something continues


clocking: the time taken to traverse a measured course


longueur: a period of dullness or boredom (especially in a work of literature or performing art)


residence time: the period of time spent in a particular place


span: the complete duration of something


stretch: an unbroken period of time during which you do something


stint: an unbroken period of time during which you do something


time scale: an arrangement of events used as a measure of duration


value: (music) the relative duration of a musical note


time value: (music) the relative duration of a musical note


note value: (music) the relative duration of a musical note


extended time scale: (simulation) the time scale used in data processing when the time-scale factor is greater than one


slow time scale: (simulation) the time scale used in data processing when the time-scale factor is greater than one


fast time scale: (simulation) the time scale used in data processing when the time-scale factor is less than one


time being: the present occasion


nonce: the present occasion


biological clock: an innate mechanism in living organisms that controls the periodicity of many physiological functions


circadian rhythm: a daily cycle of activity observed in many living organisms


fourth dimension: the fourth coordinate that is required (along with three spatial dimensions) to specify a physical event


time: the fourth coordinate that is required (along with three spatial dimensions) to specify a physical event


workweek: hours or days of work in a calendar week


week: hours or days of work in a calendar week


week: a period of seven consecutive days starting on Sunday


calendar week: a period of seven consecutive days starting on Sunday


midweek: the middle of a week


day: the recurring hours when you are not sleeping (especially those when you are working)


workday: the amount of time that a worker must work for an agreed daily wage


working day: the amount of time that a worker must work for an agreed daily wage


workday: a day on which work is done


working day: a day on which work is done


work day: a day on which work is done


rest day: a day set aside for rest


day of rest: a day set aside for rest


overtime: work done in addition to regular working hours


turnaround: time need to prepare a vessel or ship for a return trip


turnaround time: time need to prepare a vessel or ship for a return trip


spare time: time available for hobbies and other activities that you enjoy


free time: time available for hobbies and other activities that you enjoy


day off: a day when you are not required to work


leisure: time available for ease and relaxation


leisure time: time available for ease and relaxation


vacation: leisure time away from work devoted to rest or pleasure


holiday: leisure time away from work devoted to rest or pleasure


half-term: a short vacation about halfway through a school term


vac: informal term for vacation


half-holiday: a day on which half is free from work or duty


playtime: time for play or diversion


playday: time for play or diversion


field day: a day devoted to an outdoor social gathering


outing: a day devoted to an outdoor social gathering


picnic: a day devoted to an outdoor social gathering


field day: a time of unusual pleasure and success


honeymoon: a holiday taken by a newly married couple


paid vacation: a vacation from work by an employee with pay granted


leave: the period of time during which you are absent from work or duty


leave of absence: the period of time during which you are absent from work or duty


furlough: a temporary leave of absence from military duty


pass: (military) a written leave of absence


compassionate leave: (military) leave granted in an emergency such as family sickness or death


sabbatical: a leave usually taken every seventh year


sabbatical leave: a leave usually taken every seventh year


sabbatical year: a sabbatical leave lasting one year


shore leave: leave granted to a sailor or naval officer


liberty: leave granted to a sailor or naval officer


sick leave: a leave of absence from work because of illness


terminal leave: final leave before discharge from military service


life: the period during which something is functional (as between birth and death)


lifetime: the period during which something is functional (as between birth and death)


life-time: the period during which something is functional (as between birth and death)


lifespan: the period during which something is functional (as between birth and death)


life: the period between birth and the present time


life: the period from the present until death


days: the time during which someone's life continues


years: the time during which someone's life continues


millennium: a span of 1000 years


millenary: a span of 1000 years


bimillennium: a span of 2000 years


bimillenary: a span of 2000 years


occupation: the period of time during which a place or position or nation is occupied


past: a earlier period in someone's life (especially one that they have reason to keep secret)


shelf life: the length of time a packaged food or drug will last without deteriorating


life expectancy: an expected time to live as calculated on the basis of statistical probabilities


birth: the time when something begins (especially life)


cradle: birth of a person


puerperium: time period following childbirth when the mother's uterus shrinks and the other functional and anatomic changes of pregnancy are resolved


lactation: the period following birth during which milk is secreted


incipiency: beginning to exist or to be apparent


incipience: beginning to exist or to be apparent


death: the time at which life ends; continuing until dead


last: the time at which life ends; continuing until dead


death: the time when something ends


dying: the time when something ends


demise: the time when something ends


grave: death of a person


afterlife: life after death


hereafter: life after death


kingdom come: the next world


immortality: perpetual life after death


period: the end or completion of something


time of life: a period of time during which a person is normally in a particular life state


summer: the period of finest development, happiness, or beauty


age: a time of life (usually defined in years) at which some particular qualification or power arises


eld: a time of life (usually defined in years) at which some particular qualification or power arises


neonatal period: the first 28 days of life


infancy: the early stage of growth or development


babyhood: the early stage of growth or development


early childhood: the early stage of growth or development


anal stage: (psychoanalysis) the second sexual and social stage of a child's development during which bowel control is learned


anal phase: (psychoanalysis) the second sexual and social stage of a child's development during which bowel control is learned


genital stage: (psychoanalysis) the fifth sexual and social stage in a person's development occurring during adolescence; interest focuses on sexual activity


genital phase: (psychoanalysis) the fifth sexual and social stage in a person's development occurring during adolescence; interest focuses on sexual activity


latency stage: (psychoanalysis) the fourth period (from about age 5 or 6 until puberty) during which sexual interests are supposed to be sublimated into other activities


latency phase: (psychoanalysis) the fourth period (from about age 5 or 6 until puberty) during which sexual interests are supposed to be sublimated into other activities


latency period: (psychoanalysis) the fourth period (from about age 5 or 6 until puberty) during which sexual interests are supposed to be sublimated into other activities


oral stage: (psychoanalysis) the first sexual and social stage of an infant's development; the mouth is the focus of the libido and satisfaction comes from suckling and chewing and biting


oral phase: (psychoanalysis) the first sexual and social stage of an infant's development; the mouth is the focus of the libido and satisfaction comes from suckling and chewing and biting


phallic stage: (psychoanalysis) the third stage in a child's development when awareness of and manipulation of the genitals is supposed to be a primary source of pleasure


phallic phase: (psychoanalysis) the third stage in a child's development when awareness of and manipulation of the genitals is supposed to be a primary source of pleasure


childhood: the time of person's life when they are a child


girlhood: the childhood of a girl


maidenhood: the childhood of a girl


maidhood: the childhood of a girl


boyhood: the childhood of a boy


schooldays: the time of life when you are going to school


schooltime: the time of life when you are going to school


youth: the time of life between childhood and maturity


adolescence: the time period between the beginning of puberty and adulthood


prepuberty: a period of two years immediately prior to the onset of puberty when growth and changes leading to sexual maturity occur


puberty: the time of life when sex glands become functional


pubescence: the time of life when sex glands become functional


teens: the time of life between the ages of 12 and 20


twenties: the time of life between 20 and 30


mid-twenties: the time of life between 20 and 30


1900s: the decade from 1900 to 1909


1530s: the decade from 1530 to 1539


twenties: the decade from 1920 to 1929


1920s: the decade from 1920 to 1929


1820s: the decade from 1820 to 1829


thirties: the time of life between 30 and 40


mid-thirties: the time of life between 30 and 40


thirty-something: the time of life between 30 and 40


thirties: the decade from 1930 to 1939


1930s: the decade from 1930 to 1939


1830s: the decade from 1830 to 1839


forties: the time of life between 40 and 50


mid-forties: the time of life between 40 and 50


forties: the decade from 1940 to 1949


1940s: the decade from 1940 to 1949


1840s: the decade from 1840 to 1849


fifties: the time of life between 50 and 60


mid-fifties: the time of life between 50 and 60


fifties: the decade from 1950 to 1959


1950s: the decade from 1950 to 1959


1850s: the decade from 1850 to 1859


1750s: the decade from 1750 to 1759


sixties: the time of life between 60 and 70


mid-sixties: the time of life between 60 and 70


sixties: the decade from 1960 to 1969


1960s: the decade from 1960 to 1969


1860s: the decade from 1860 to 1869


1760s: the decade from 1760 to 1769


golden years: the time of life after retirement from active work


seventies: the time of life between 70 and 80


mid-seventies: the time of life between 70 and 80


seventies: the decade from 1970 to 1979


1970s: the decade from 1970 to 1979


1870s: the decade from 1870 to 1879


1770s: the decade from 1770 to 1779


eighties: the time of life between 80 and 90


mid-eighties: the time of life between 80 and 90


eighties: the decade from 1980 to 1989


1980s: the decade from 1980 to 1989


eighties: the decade from 1880 to 1889


1880s: the decade from 1880 to 1889


1780s: the decade from 1780 to 1789


nineties: the time of life between 90 and 100


mid-nineties: the time of life between 90 and 100


nineties: the decade from 1990 to 1999


1990s: the decade from 1990 to 1999


nineties: the decade from 1890 to 1899


1890s: the decade from 1890 to 1899


1790s: the decade from 1790 to 1799


bloom: the best time of youth


bloom of youth: the best time of youth


salad days: the best time of youth


age of consent: the minimum age for marrying without parental consent or the minimum age for consensual sexual relations; intercourse at an earlier age can result in a charge of assault or statutory rape; the age differs in different states of the Union


majority: the age at which persons are considered competent to manage their own affairs


legal age: the age at which persons are considered competent to manage their own affairs


minority: any age prior to the legal age


nonage: any age prior to the legal age


prime: the time of maturity when power and vigor are greatest


prime of life: the time of maturity when power and vigor are greatest


drinking age: the age at which is legal for a person to buy alcoholic beverages


voting age: the age at which a person is old enough to vote in public elections


adulthood: the period of time in your life after your physical growth has stopped and you are fully developed


maturity: the period of time in your life after your physical growth has stopped and you are fully developed


maturity: the date on which an obligation must be repaid


maturity date: the date on which an obligation must be repaid


due date: the date on which an obligation must be repaid


bachelorhood: the time of a man's life prior to marriage


middle age: the time of life between youth and old age (e.g., between 40 and 60 years of age)


widowhood: the time of a woman's life when she is a widow


old age: a late time of life


years: a late time of life


age: a late time of life


eld: a late time of life


geezerhood: a late time of life


dotage: mental infirmity as a consequence of old age; sometimes shown by foolish infatuations


second childhood: mental infirmity as a consequence of old age; sometimes shown by foolish infatuations


senility: mental infirmity as a consequence of old age; sometimes shown by foolish infatuations


deathbed: the last few hours before death


menopause: the time in a woman's life in which the menstrual cycle ends


climacteric: the time in a woman's life in which the menstrual cycle ends


change of life: the time in a woman's life in which the menstrual cycle ends


climacteric: a period in a man's life corresponding to menopause


time unit: a unit for measuring time periods


unit of time: a unit for measuring time periods


day: time for Earth to make a complete rotation on its axis


twenty-four hours: time for Earth to make a complete rotation on its axis


twenty-four hour period: time for Earth to make a complete rotation on its axis


24-hour interval: time for Earth to make a complete rotation on its axis


solar day: time for Earth to make a complete rotation on its axis


mean solar day: time for Earth to make a complete rotation on its axis


night: the dark part of the diurnal cycle considered a time unit


tomorrow: the day after today


today: the day that includes the present moment (as opposed to yesterday or tomorrow)


yesterday: the day immediately before today


morrow: the next day


eve: the day before


mean time: (astronomy) time based on the motion of the mean sun (an imaginary sun moving uniformly along the celestial equator)


mean solar time: (astronomy) time based on the motion of the mean sun (an imaginary sun moving uniformly along the celestial equator)


terrestrial time: (astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions


TT: (astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions


terrestrial dynamical time: (astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions


TDT: (astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions


ephemeris time: (astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities of the Earth's motions


calendar day: a day reckoned from midnight to midnight


civil day: a day reckoned from midnight to midnight


day: a day assigned to a particular purpose or observance


Admission Day: in some states of the United States: a legal holiday commemorating the day the state was admitted to the Union


Arbor Day: a day designated for planting trees


Cinco de Mayo: the fifth of May which is observed in Mexico and Mexican-American communities in the United States to commemorate the Mexican victory over the French in the Battle of Puebla in 1862


commencement day: the day on which university degrees are conferred


degree day: the day on which university degrees are conferred


November 5: anniversary of the discovery of the Gunpowder Plot


Guy Fawkes Day: day for the celebration of the discovery of the Gunpowder Plot


Bonfire Night: effigies of Guy Fawkes are burned on this night


Guy Fawkes Night: effigies of Guy Fawkes are burned on this night


Inauguration Day: the day designated for inauguration of the United States President


January 20: the day designated for inauguration of the United States President


leap day: the name of the day that is added during a leap year


bissextile day: the name of the day that is added during a leap year


February 29: the name of the day that is added during a leap year


date: the specified day of the month


day of the month: the specified day of the month


date: a particular day specified as the time something happens


future date: a particular day in the future that is specified as the time something will happen


rain date: an alternative date set for some outdoor event in case it rains on the appointed date


sell-by date: a date stamped on perishable produce indicating the date by which it should be sold


date: the particular day, month, or year (usually according to the Gregorian calendar) that an event occurred


quarter day: a Christian holy day; one of four specified days when certain payments are due


fast day: a day designated for fasting


major fast day: one of two major fast days on the Jewish calendar


minor fast day: one of five minor fast days on the Jewish calendar


feast day: a day designated for feasting


fete day: a day designated for feasting


Succoth: a major Jewish festival beginning on the eve of the 15th of Tishri and commemorating the shelter of the Israelites during their 40 years in the wilderness


Sukkoth: a major Jewish festival beginning on the eve of the 15th of Tishri and commemorating the shelter of the Israelites during their 40 years in the wilderness


Succos: a major Jewish festival beginning on the eve of the 15th of Tishri and commemorating the shelter of the Israelites during their 40 years in the wilderness


Feast of Booths: a major Jewish festival beginning on the eve of the 15th of Tishri and commemorating the shelter of the Israelites during their 40 years in the wilderness


Feast of Tabernacles: a major Jewish festival beginning on the eve of the 15th of Tishri and commemorating the shelter of the Israelites during their 40 years in the wilderness


Tabernacles: a major Jewish festival beginning on the eve of the 15th of Tishri and commemorating the shelter of the Israelites during their 40 years in the wilderness


religious festival: a festival having religious significance


church festival: a festival having religious significance


festival: a day or period of time set aside for feasting and celebration


D-day: date of the Allied landing in France, World War II


6 June 1944: date of the Allied landing in France, World War II


V-day: the day of a victory


Victory Day: the day of a victory


V-E Day: the date of Allied victory in Europe, World War II


8 May 1945: the date of Allied victory in Europe, World War II


V-J Day: the date of Allied victory over Japan, World War II


15 August 1945: the date of Allied victory over Japan, World War II


day of the week: any one of the seven days in a week


weekday: any day except Sunday (and sometimes except Saturday)


feria: a weekday on which no festival or holiday is celebrated


Sunday: first day of the week; observed as a day of rest and worship by most Christians


Lord's Day: first day of the week; observed as a day of rest and worship by most Christians


Dominicus: first day of the week; observed as a day of rest and worship by most Christians


Sun: first day of the week; observed as a day of rest and worship by most Christians


Monday: the second day of the week; the first working day


Mon: the second day of the week; the first working day


Tuesday: the third day of the week; the second working day


Tues: the third day of the week; the second working day


Wednesday: the fourth day of the week; the third working day


Midweek: the fourth day of the week; the third working day


Wed: the fourth day of the week; the third working day


Thursday: the fifth day of the week; the fourth working day


Th: the fifth day of the week; the fourth working day


Friday: the sixth day of the week; the fifth working day


Fri: the sixth day of the week; the fifth working day


Saturday: the seventh and last day of the week; observed as the Sabbath by Jews and some Christians


Sabbatum: the seventh and last day of the week; observed as the Sabbath by Jews and some Christians


Sat: the seventh and last day of the week; observed as the Sabbath by Jews and some Christians


Sabbath: a day of rest and worship: Sunday for most Christians; Saturday for the Jews and a few Christians; Friday for Muslims


day: the time after sunrise and before sunset while it is light outside


daytime: the time after sunrise and before sunset while it is light outside


daylight: the time after sunrise and before sunset while it is light outside


morning: the time period between dawn and noon


morn: the time period between dawn and noon


morning time: the time period between dawn and noon


forenoon: the time period between dawn and noon


noon: the middle of the day


twelve noon: the middle of the day


high noon: the middle of the day


midday: the middle of the day


noonday: the middle of the day


noontide: the middle of the day


mealtime: the hour at which a meal is habitually or customarily eaten


breakfast time: the customary or habitual hour for eating breakfast


lunchtime: the customary or habitual hour for eating lunch


lunch period: the customary or habitual hour for eating lunch


dinnertime: the customary or habitual hour for the evening meal


suppertime: the customary or habitual hour for the evening meal


afternoon: the part of the day between noon and evening


midafternoon: the middle part of the afternoon


evening: the latter part of the day (the period of decreasing daylight from late afternoon until nightfall)


eve: the latter part of the day (the period of decreasing daylight from late afternoon until nightfall)


even: the latter part of the day (the period of decreasing daylight from late afternoon until nightfall)


eventide: the latter part of the day (the period of decreasing daylight from late afternoon until nightfall)


guest night: an evening when members of a club or college can bring their friends as guests


prime time: the hours between 7 and 11 p.m. when the largest tv audience is available


night: the time after sunset and before sunrise while it is dark outside


nighttime: the time after sunset and before sunrise while it is dark outside


dark: the time after sunset and before sunrise while it is dark outside


night: the time between sunset and midnight


night: the period spent sleeping


night: a period of ignorance or backwardness or gloom


weeknight: any night of the week except Saturday or Sunday


eve: the period immediately before something


evening: the early part of night (from dinner until bedtime) spent in a special way


late-night hour: the latter part of night


midnight: 12 o'clock at night; the middle of the night


small hours: the hours just after midnight


bedtime: the time you go to bed


lights-out: a prescribed bedtime


closing time: the regular time of day when an establishment closes to the public


dawn: the first light of day


dawning: the first light of day


morning: the first light of day


aurora: the first light of day


first light: the first light of day


daybreak: the first light of day


break of day: the first light of day


break of the day: the first light of day


dayspring: the first light of day


sunrise: the first light of day


sunup: the first light of day


cockcrow: the first light of day


early-morning hour: an hour early in the morning


sunset: the time in the evening at which the sun begins to fall below the horizon


sundown: the time in the evening at which the sun begins to fall below the horizon


twilight: the time of day immediately following sunset


dusk: the time of day immediately following sunset


gloaming: the time of day immediately following sunset


gloam: the time of day immediately following sunset


nightfall: the time of day immediately following sunset


evenfall: the time of day immediately following sunset


fall: the time of day immediately following sunset


crepuscule: the time of day immediately following sunset


crepuscle: the time of day immediately following sunset


night: a shortening of nightfall


week: any period of seven consecutive days


hebdomad: any period of seven consecutive days


week from Monday: a time period of a week or more


fortnight: a period of fourteen consecutive days


two weeks: a period of fourteen consecutive days


weekend: a time period usually extending from Friday night through Sunday; more loosely defined as any period of successive days including one and only one Sunday


rag: a week at British universities during which side-shows and processions of floats are organized to raise money for charities


rag week: a week at British universities during which side-shows and processions of floats are organized to raise money for charities


rag day: a day on which university students hold a rag


red-letter day: a memorably happy or noteworthy day (from the custom of marking holy days in red on church calendars)


Judgment Day: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


Judgement Day: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


Day of Judgment: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


Day of Judgement: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


Doomsday: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


Last Judgment: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


Last Judgement: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


Last Day: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


eschaton: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


day of reckoning: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


crack of doom: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


end of the world: (New Testament) day at the end of time following Armageddon when God will decree the fates of all individual humans according to the good and evil of their earthly lives


off-day: a day when things go poorly


access time: (computer science) the interval between the time data is requested by the system and the time the data is provided by the drive


distance: the interval between two times


space: the interval between two times


distance: a remote point in time


embolism: an insertion into a calendar


intercalation: an insertion into a calendar


payday: the day on which you receive pay for your work


polling day: the day appointed for an election; in the United States it is the 1st Tuesday after the 1st Monday in November


election day: the day appointed for an election; in the United States it is the 1st Tuesday after the 1st Monday in November


church year: the year in the ecclesiastical calendar; especially feast days and special seasons


Christian year: the year in the ecclesiastical calendar; especially feast days and special seasons


field day: a day for outdoor athletic competition


field day: (military) a day for military exercises and display


calendar: a system of timekeeping that defines the beginning and length and divisions of the year


timekeeping: the act or process of determining the time


Roman calendar: the lunar calendar in use in ancient Rome; replaced by the Julian calendar in 46 BC


ides: in the Roman calendar: the 15th of March or May or July or October or the 13th of any other month


market day: a fixed day for holding a public market


Gregorian calendar: the solar calendar now in general use, introduced by Gregory XIII in 1582 to correct an error in the Julian calendar by suppressing 10 days, making Oct 5 be called Oct 15, and providing that only centenary years divisible by 400 should be leap years; it was adopted by Great Britain and the American colonies in 1752


New Style calendar: the solar calendar now in general use, introduced by Gregory XIII in 1582 to correct an error in the Julian calendar by suppressing 10 days, making Oct 5 be called Oct 15, and providing that only centenary years divisible by 400 should be leap years; it was adopted by Great Britain and the American colonies in 1752


Julian calendar: the solar calendar introduced in Rome in 46 b.c. by Julius Caesar and slightly modified by Augustus, establishing the 12-month year of 365 days with each 4th year having 366 days and the months having 31 or 30 days except for February


Old Style calendar: the solar calendar introduced in Rome in 46 b.c. by Julius Caesar and slightly modified by Augustus, establishing the 12-month year of 365 days with each 4th year having 366 days and the months having 31 or 30 days except for February


Revolutionary calendar: the calendar adopted by the first French Republic in 1793 and abandoned in 1805; dates were calculated from Sept. 22, 1792


Revolutionary calendar month: a month in the Revolutionary calendar


Vendemiaire: first month of the Revolutionary calendar (September and October); the month of the grape harvest


Brumaire: second month of the Revolutionary calendar (October and November); the month of mist


Frimaire: third month of the Revolutionary calendar (November and December); the frosty month


Nivose: fourth month of the Revolutionary calendar (December and January); the snowy month


Pluviose: fifth month of the Revolutionary calendar (January and February); the rainy month


Ventose: sixth month of the Revolutionary calendar (February and March); the windy month


Germinal: seventh month of the Revolutionary calendar (March and April); the month of buds


Floreal: eighth month of the Revolutionary calendar (April and May); the month of flowers


Prairial: ninth month of the Revolutionary calendar (May and June); the month of meadows


Messidor: tenth month of the Revolutionary calendar (June and July); the month of harvest


Thermidor: eleventh month of the Revolutionary calendar (July and August); the month of heat


Fructidor: twelfth month of the Revolutionary calendar (August and September); the month of fruit


Jewish calendar: (Judaism) the calendar used by the Jews; dates from 3761 BC (the assumed date of the Creation of the world); a lunar year of 354 days is adjusted to the solar year by periodic leap years


Hebrew calendar: (Judaism) the calendar used by the Jews; dates from 3761 BC (the assumed date of the Creation of the world); a lunar year of 354 days is adjusted to the solar year by periodic leap years


lunar calendar: a calendar based on lunar cycles


lunisolar calendar: a calendar based on both lunar and solar cycles


solar calendar: a calendar based on solar cycles


Islamic calendar: the lunar calendar used by Muslims; dates from 622 AD (the year of the Hegira); the beginning of the Muslim year retrogresses through the solar year completing the cycle every 32 years


Muhammadan calendar: the lunar calendar used by Muslims; dates from 622 AD (the year of the Hegira); the beginning of the Muslim year retrogresses through the solar year completing the cycle every 32 years


Mohammedan calendar: the lunar calendar used by Muslims; dates from 622 AD (the year of the Hegira); the beginning of the Muslim year retrogresses through the solar year completing the cycle every 32 years


Moslem calendar: the lunar calendar used by Muslims; dates from 622 AD (the year of the Hegira); the beginning of the Muslim year retrogresses through the solar year completing the cycle every 32 years


Muslim calendar: the lunar calendar used by Muslims; dates from 622 AD (the year of the Hegira); the beginning of the Muslim year retrogresses through the solar year completing the cycle every 32 years


Hindu calendar: the lunisolar calendar governing the religious life of Hindus; an extra month is inserted after every month in which there are two new moons (once every three years)


date: a particular but unspecified point in time


particular date: a particular but unspecified point in time


deadline: the point in time at which something must be completed


curfew: the time that the curfew signal is sounded


anachronism: something located at a time when it could not have existed or occurred


mistiming: something located at a time when it could not have existed or occurred


misdating: something located at a time when it could not have existed or occurred


point: an instant of time


point in time: an instant of time


arrival time: the time at which a public conveyance is scheduled to arrive at a given destination


time of arrival: the time at which a public conveyance is scheduled to arrive at a given destination


departure time: the time at which a public conveyance is scheduled to depart from a given point of origin


time of departure: the time at which a public conveyance is scheduled to depart from a given point of origin


checkout: the latest time for vacating a hotel room


checkout time: the latest time for vacating a hotel room


Holy Week: the week before Easter


Passion Week: the week before Easter


Holy Year: (Roman Catholic Church) a period of remission from sin (usually granted every 25 years)


church calendar: a calendar of the Christian year indicating the dates of fasts and festivals


ecclesiastical calendar: a calendar of the Christian year indicating the dates of fasts and festivals


Walpurgis Night: eve of May Day


New Year's Eve: the last day of the year


December 31: the last day of the year


New Year's Day: the first day of the year


New Year's: the first day of the year


January 1: the first day of the year


New Year: the calendar year just begun


Martin Luther King Jr's Birthday: observed on the Monday closest to January 15


Martin Luther King Day: observed on the Monday closest to January 15


Robert E Lee's Birthday: celebrated in southern United States


Robert E Lee Day: celebrated in southern United States


Lee's Birthday: celebrated in southern United States


January 19: celebrated in southern United States


Hogmanay: New Year's Eve in Scotland


Rosh Hashanah: (Judaism) a solemn Jewish feast day celebrated on the 1st or 1st and 2nd of Tishri; noted for the blowing of the shofar


Rosh Hashana: (Judaism) a solemn Jewish feast day celebrated on the 1st or 1st and 2nd of Tishri; noted for the blowing of the shofar


Rosh Hashonah: (Judaism) a solemn Jewish feast day celebrated on the 1st or 1st and 2nd of Tishri; noted for the blowing of the shofar


Rosh Hashona: (Judaism) a solemn Jewish feast day celebrated on the 1st or 1st and 2nd of Tishri; noted for the blowing of the shofar


Jewish New Year: (Judaism) a solemn Jewish feast day celebrated on the 1st or 1st and 2nd of Tishri; noted for the blowing of the shofar


Rosh Hodesh: (Judaism) the beginning of each month in the Jewish calendar; marked by a special liturgy


Rosh Chodesh: (Judaism) the beginning of each month in the Jewish calendar; marked by a special liturgy


Tet: the New Year in Vietnam; observed for three days after the first full moon after January 20th


holiday: a day on which work is suspended by law or custom


religious holiday: a day specified for religious observance


holy day: a day specified for religious observance


High Holy Day: Jewish holy days observed with particular solemnity


High Holiday: Jewish holy days observed with particular solemnity


Christian holy day: a religious holiday for Christians


Jewish holy day: a religious holiday for Jews


holy day of obligation: a day when Catholics must attend Mass and refrain from servile work, and Episcopalians must take Communion


movable feast: a religious holiday that falls on different dates in different years


moveable feast: a religious holiday that falls on different dates in different years


Yom Kippur: (Judaism) a solemn and major fast day on the Jewish calendar; 10th of Tishri; its observance is one of the requirements of the Mosaic law


Day of Atonement: (Judaism) a solemn and major fast day on the Jewish calendar; 10th of Tishri; its observance is one of the requirements of the Mosaic law


Saint Agnes's Eve: a Christian holy day


January 20: a Christian holy day


Martinmas: the feast of Saint Martin; a quarter day in Scotland


St Martin's Day: the feast of Saint Martin; a quarter day in Scotland


11 November: the feast of Saint Martin; a quarter day in Scotland


Indian summer: a period of unusually warm weather in the autumn


Saint Martin's summer: a period of unusually warm weather in the autumn


Annunciation: a festival commemorating the announcement of the Incarnation by the angel Gabriel to the Virgin Mary; a quarter day in England, Wales, and Ireland


Lady Day: a festival commemorating the announcement of the Incarnation by the angel Gabriel to the Virgin Mary; a quarter day in England, Wales, and Ireland


Annunciation Day: a festival commemorating the announcement of the Incarnation by the angel Gabriel to the Virgin Mary; a quarter day in England, Wales, and Ireland


March 25: a festival commemorating the announcement of the Incarnation by the angel Gabriel to the Virgin Mary; a quarter day in England, Wales, and Ireland


Michaelmas: honoring the archangel Michael; a quarter day in England, Wales, and Ireland


Michaelmas Day: honoring the archangel Michael; a quarter day in England, Wales, and Ireland


September 29: honoring the archangel Michael; a quarter day in England, Wales, and Ireland


Michaelmastide: the season of Michaelmas


Candlemas: feast day commemorating the presentation of Christ in the temple; a quarter day in Scotland


Candlemas Day: feast day commemorating the presentation of Christ in the temple; a quarter day in Scotland


Feb 2: feast day commemorating the presentation of Christ in the temple; a quarter day in Scotland


Groundhog Day: if the ground hog emerges and sees his shadow on this day, there will be 6 more weeks of winter


February 2: if the ground hog emerges and sees his shadow on this day, there will be 6 more weeks of winter


Lincoln's Birthday: the day on which President Abraham Lincoln is remembered


February 12: the day on which President Abraham Lincoln is remembered


Valentine Day: a day for the exchange of tokens of affection


Valentine's Day: a day for the exchange of tokens of affection


Saint Valentine's Day: a day for the exchange of tokens of affection


St Valentine's Day: a day for the exchange of tokens of affection


February 14: a day for the exchange of tokens of affection


Washington's Birthday: the day on which George Washington is remembered


February 22: the day on which George Washington is remembered


Presidents' Day: the third Monday in February; commemorates both presidents Lincoln and Washington


Texas Independence Day: Texans celebrate the anniversary of Texas' declaration of independence from Mexico in 1836


March 2: Texans celebrate the anniversary of Texas' declaration of independence from Mexico in 1836


St Patrick's Day: a day observed by the Irish to commemorate the patron saint of Ireland


Saint Patrick's Day: a day observed by the Irish to commemorate the patron saint of Ireland


March 17: a day observed by the Irish to commemorate the patron saint of Ireland


Easter: a Christian celebration of the Resurrection of Christ; celebrated on the Sunday following the first full moon after the vernal equinox


Easter Sunday: the day (in March or April) on which the festival of Easter is celebrated


Easter Day: the day (in March or April) on which the festival of Easter is celebrated


April Fools': the first day of April which is celebrated by playing practical jokes


April Fools' day: the first day of April which is celebrated by playing practical jokes


All Fools' day: the first day of April which is celebrated by playing practical jokes


Pan American Day: a day celebrating political and economic unity among American countries


April 14: a day celebrating political and economic unity among American countries


Patriot's Day: the 3rd Monday in April; Massachusetts and Maine celebrate the battle of Lexington and Concord in 1775


May Day: observed in many countries to celebrate the coming of spring; observed in Russia and related countries in honor of labor


First of May: observed in many countries to celebrate the coming of spring; observed in Russia and related countries in honor of labor


May 1: observed in many countries to celebrate the coming of spring; observed in Russia and related countries in honor of labor


Mother's Day: second Sunday in May


Armed Forces Day: the 3rd Saturday in May


Memorial Day: legal holiday in the United States, last Monday in May; commemorates the members of the United States armed forces who were killed in war


Decoration Day: legal holiday in the United States, last Monday in May; commemorates the members of the United States armed forces who were killed in war


Jefferson Davis' Birthday: celebrated in southern United States


Davis' Birthday: celebrated in southern United States


June 3: celebrated in southern United States


Flag Day: commemorating the adoption of the United States flag in 1777


June 14: commemorating the adoption of the United States flag in 1777


Father's Day: US: third Sunday in June


Independence Day: a legal holiday in the United States


Fourth of July: a legal holiday in the United States


July 4: a legal holiday in the United States


Lammas: commemorates Saint Peter's miraculous deliverance from prison; a quarter day in Scotland; a harvest festival in England


Lammas Day: commemorates Saint Peter's miraculous deliverance from prison; a quarter day in Scotland; a harvest festival in England


August 1: commemorates Saint Peter's miraculous deliverance from prison; a quarter day in Scotland; a harvest festival in England


Lammastide: the season of Lammas


Labor Day: first Monday in September in the United States and Canada


Citizenship Day: celebrated in the United States


September 17: celebrated in the United States


American Indian Day: US: the 4th Friday in September


Columbus Day: a legal holiday commemorating the discovery of America by Christopher Columbus


Discovery Day: a legal holiday commemorating the discovery of America by Christopher Columbus


October 12: a legal holiday commemorating the discovery of America by Christopher Columbus


United Nations Day: a day for celebrating the founding of the United Nations


October 24: a day for celebrating the founding of the United Nations


Halloween: the evening before All Saints' Day; often devoted to pranks played by young people