title: AD (disambiguation)
text: AD (Anno Domini) is a designation used to label years following 1 BC in the Julian and Gregorian calendars while Ad (advertisement) is a form of marketing communication.
  
  AD, A.D. or Ad may also refer to:
  
  Art, entertainment, and media
  
  Film and television
   A.D. (film), a 2010 animated zombie horror film
   A.D. (miniseries), a 1985 television miniseries set in ancient Rome
   A.D. The Bible Continues, a 2015 biblical drama television miniseries
   Arrested Development, an American television sitcom
   Attarintiki Daredi, 2013 Indian film by Trivikram Srinivas
   Audio description, a service for visually impaired audience on some TV programs
  
  Music
   AD (band), a Christian rock band
   A.D. (album), by Solace
  
  Publications
   A.D.: New Orleans After the Deluge, a nonfiction graphic novel about Hurricane Katrina
   Algemeen Dagblad, a Dutch newspaper
   Architectural Digest, an interior design and landscaping magazine
   AD (poem), by Kenneth Fearing
  
  Other art, entertainment, and media
   Audio description track, a narration track for visually impaired consumers of visual media
  
  Brands and enterprises 
   Alexander Dennis, a British bus manufacturer
   Akcionersko društvo (aкционерско друштво), a Macedonian name for a type of company
   Aktsionerno drujestvo (акционерно дружество), a Bulgarian name for a type of company
   akcionarsko društvo (aкционарско друштво), a Serbian name for a type of company 
   Analog Devices, a semiconductor company
  
  Military 
   Accidental discharge, a mechanical failure of a firearm causing it to fire
   Active duty, a status of full duty or service, usually in the armed forces
   Air defense, anti-aircraft weaponry and systems
   Air Department, part of the British Admiralty
  Destroyer tender, a type of support ship (US Navy hull classification symbol AD)
   AD Skyraider, former name of the Douglas A-1 Skyraider, a Navy attack aircraft
  
  Organizations
   Action Directe, French far-left militant group
   Democratic Action (Venezuela) (Spanish: Acción Democrática), social democratic and center-left political party
   Democratic Alliance (Portugal) (Portuguese: Aliança Democrática), a former centre-right political alliance
   Democratic Alternative (Malta) (Maltese: Alternattiva Demokratika), a green political party
  
  People 
   Ad (name), a given name, and a list of people with the name
   ‘Ad, great-grandson of Shem, son of Noah
   Anthony Davis (born 1993), American basketball player
   Antonio Davis (born 1968), American basketball player
   A. D. Loganathan (1888–1949), officer of the Indian National Army
   A. D. Whitfield (born 1943), American football player
   A. D. Winans (born 1936), American poet, essayist, short story writer and publisher
   A.D., nickname of Adrian Peterson (born 1985), American football player
  
  Places
   AD, ISO 3166-1 country for Andorra 
   Abu Dhabi, capital of the United Arab Emirates
   AD, herbarium code for the State Herbarium of South Australia
  
  Professions
   Art director, for a magazine or newspaper
   Assistant director, a film or television crew member
   Athletic director, the administrator of an athletics program
  
  Science and technology
  
  Biology and medicine
   Addison's disease, an endocrine disorder
   Adenovirus, viruses of the family Adenoviridae
   Alzheimer's disease, a neurodegenerative disease
   Anaerobic digestion, processes by which microorganisms break down biodegradable material
   Anti-diarrheal, medication which provides symptomatic relief for diarrhea
   Approximate digestibility, an index measure of the digestibility of animal feed
   Atopic dermatitis, form of skin inflammation
   Atypical depression, a type of depression
   Autosomal dominant, a classification of genetic traits
   Autonomic dysreflexia, a potential medical emergency
  
  Chemistry
   Adamantyl, abbreviated "Ad" in organic chemistry
   Sharpless asymmetric dihydroxylation, a type of organic chemical reaction
  
  Computing
   .ad, the top level domain for Andorra
   Administrative distance, a metric in routing
   Active Directory, software for the management of Microsoft Windows domains
   Administrative domain, a computer networking facility
   Analog-to-digital converter, a type of electronic circuit
   Automatic differentiation, a set of computer programming techniques to speedily compute derivatives
   AD16, the hexadecimal number equal to decimal number 173
  
  Mathematics
   Adjoint representation of a Lie group, abbreviated "Ad" in mathematics
   Axiom of determinacy, a set theory axiom
  
  Physics
   Antiproton Decelerator, a device at the CERN physics laboratory
   Autodynamics, a physics theory
  
  Other uses in science and technology
   Active disassembly, a technology supporting the cost-effective deconstruction of complex materials
  
  Transportation
   AD, IATA code for:
  Air Paradise, a defunct Indonesian airline
   Azul Brazilian Airlines
   Airworthiness Directive, an aircraft maintenance requirement notice
  
  Other uses
   ʿĀd, an ancient Arab tribe, mentioned in the Quran
   Aggregate demand, in macroeconomics
   Anno Diocletiani, an alternative year numbering system
   United States Academic Decathlon, a high school academic competition
  
  See also
  
   Anno Domini (disambiguation)
  BC (disambiguation)
  Domino (disambiguation)
  Dominus (disambiguation)