Editing AD (disambiguation)

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'''[[AD]]''' (''Anno Domini'') is a designation used to label years following 1 BC in the Julian and Gregorian calendars.

'''[[Ad]]''' (advertisement) is a form of marketing communication.

'''AD''', '''A.D.''' or '''Ad''' may also refer to:
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== Art, entertainment, and media ==
===Film and television===
* [[A.D. (film)|''A.D.'' (film)]], a 2010 animated zombie horror film
* [[A.D. (miniseries)|''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)|''A.D.'' (album)]], by Solace

===Publications===
* [[AD (poem)]], by Kenneth Fearing
* ''[[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

===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 [[Types of business entity#Macedonia|Macedonian name for a type of company]]
* ''Aktsionerno drujestvo'' (акционерно дружество), a [[Types of business entity#Bulgaria|Bulgarian name for a type of company]]
* ''akcionarsko društvo'' (aкционарско друштво), a [[Types of business entity#Serbia|Serbian name for a type of company]] 
* [[Analog Devices]], a semiconductor company

==Educational qualifications==
* [[Artist diploma]], a music performance certificate conferred by higher education institutions.

== 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]], an anti-aircraft weaponry and systems
* [[Air Department]], part of the British Admiralty
* A US Navy hull classification symbol: [[List of auxiliaries of the United States Navy#Destroyer tenders (AD)|Destroyer tender (AD)]]
* [[AD Skyraider]], former name of the Douglas A-1 Skyraider, a Navy attack aircraft

==Organizations==
* [[Action Directe]], a French far-left militant group
* [[Democratic Action (Venezuela)]] ({{langx|es|Acción Democrática|link=no}}), a social democratic and center-left political party
* [[Democratic Alliance (Portugal, 1979)]] ({{langx|pt|Aliança Democrática|link=no}}), a former centre-right political alliance
* [[Democratic Alternative (Malta)]] ({{langx|mt|Alternattiva Demokratika|link=no}}), 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
* [[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]]
* [[Andhra Pradesh]], a state in southern India ([[Hierarchical administrative subdivision codes|HASC code]])

==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
* [[Aortic dissection]], which occurs when an injury to the [[Tunica intima|innermost layer]] of the [[aorta]] allows blood to flow between the layers of the aortic wall, [[Dissection (medical)|forcing the layers apart]]
* [[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
* AD<sub>16</sub>, the hexadecimal number equal to decimal number [[173 (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==
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* [[Anno Domini (disambiguation)]]
*[[BC (disambiguation)]]
*[[Domino (disambiguation)]]
*[[Dominus (disambiguation)]]
* {{look from|AD}}
* {{look from|ad}}
* {{in title|a.d.}}
* {{in title|ad}}

{{disambiguation|geo}}
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