eta meaning, definition, what is eta: the seventh letter of the Greek alphabet. Learn more.
shafts definition, shafts meaning | English dictionary. shaft. 1 the long narrow pole that forms the body of a spear, arrow, etc. 4 a rod or pole forming the handle of a hammer, axe, golf club, etc.
The shaft of a long bone, as distinguished from the epiphyses, or extremities, and apophyses, or outgrowths. Synonym(s): shaft [TA]. [G. a growing between]. (shaft) a long slender part, such as the diaphysis of a long bone.