AD (disambiguation)

An ad (advertisement) is a form of marketing communication.

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

AD, A.D. or Ad may also refer to:

Places

AD, ISO 3166-1 country for Andorra
Abu Dhabi
AD, herbarium code for the State Herbarium of South Australia

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), Indian major general
A. D. Whitfield (born 1943), American football player
A. D. Winans (born 1936), American author
A.D., nickname of Adrian Peterson (born 1985), American football player

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 television miniseries aired in 2015

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
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

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, the mistaken firing of a firearm
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)
Douglas Skyraider, a Navy attack aircraft originally designated AD

Organizations

Action directe (armed group), in France
Democratic Action (Venezuela) (Spanish: Acción Democrática), a political party
Democratic Alternative (Malta) (Maltese: Alternattiva Demokratika), a defunct political party

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 neural disease
Anaerobic digestion, a biological process
Anti-diarrheal, a medication
Approximate digestibility, an index measure of the digestibility of animal feed
Atopic dermatitis, a type of skin disorder
Atypical depression, a mood disorder
Autosomal dominant, a classification of genetic traits
Autonomic dysreflexia, a reaction to overstimulation

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