AD (disambiguation)

AD commonly refers to Anno Domini, Latin for "In the Year of (Our) Lord", applied to years following 1 BC in the Julian and Gregorian calendars.

AD or Ad may also refer to:

Media and culture

• Absolute Design
• Advertisement, the promotion of an item, service, company, and/or idea
• A.D. (film), a 2010 animated zombie horror film
• A.D. (miniseries), a 1985 television miniseries set in ancient Rome
• A.D.: New Orleans After the Deluge, a nonfiction graphic novel about Hurricane Katrina
• Algemeen Dagblad, a Dutch newspaper
• American Dad!, a Fox Network animated program
• Animation Domination, a programming block on Fox
• Architectural Digest, or "AD", an American monthly magazine mainly dedicated to interior design
• Arrested Development (TV Series), a Fox Network comedy
• Art director, the administrator in charge of art and design for a magazine or newspaper
• Assistant director, a film crew member who manages various tasks
• "at", "to", or "for", in some Latin phrases (such as ad lib or ad nauseam)
• Athletic director, the administrator of the athletics program, usually at an educational institution
• United States Academic Decathlon, a United States high school based academic competition
• Top level domain for Andorra.

Politics and history

• .ad, Andorra's Internet Country Code Top Level Domain
• Andorra's ISO 3166-1 country code
• Action Directe (terrorist group), a French left-wing terrorist group
• Democratic Action (Spanish: Acción Democrática), a Venezuelan social democratic party
• Democratic Alternative (Malta) (Maltese: Alternattiva Demokratika), the Maltese Green party
• Aad (Omani tribe), a destroyed civilization mentioned in the Quran
• Anno Diocletiani, an alternative year-numbering system

Military

• Air defense, anti-aircraft weaponry and systems
• Accidental discharge, the mistaken firing of a firearm
• Active duty, a status of full duty or service, usually referencing full service in the armed forces
• Destroyer Tender (US Navy Hull Classification: AD), support ships to aid the operation of a fleet of destroyers
• The Air Department, part of the British Admiralty

Science and technology

• Adenovirus, viruses of the family Adenoviridae
• Alzheimer's disease, a disease leading to the degeneration of neural function and dementia, usually seen in older people
• Anaerobic Digestion, a biological process mediated by bacteria occurring naturally and used in the treatment of various wastes
• Active Directory, a component of Microsoft Windows that provides distributed user management and authentication
• Aggregate demand, the total demand curve of an entire economy that is the sum of each individual's demand
• Automatic differentiation, a way to speedily compute derivatives in computer programming
• Axiom of determinacy, a set theory axiom inconsistent with the Axiom of Choice
• Antiproton Decelerator, a machine to cool down antiprotons at the CERN physics laboratory
• Autodynamics, an alternate to special relativity proposed by Ricardo Carezani in physics
• Audio description, a narration track for blind and visually impaired viewers of media such as TV and film
• Administrative domain, a collection of hosts and routers into one network
• Analog Devices, a multinational producer of semiconductor devices
• Analog-to-digital converter (A/D), a circuit which converts continuous analog signals to discrete digital values
• Active Disassembly, a technology supporting the cost-effective deconstruction of complex materials
• Atypical depression, a depression that still allows one to feel positive moods
• Adamantyl (Ad), an abbreviation in organic chemistry for Adamantyl
• Sharpless asymmetric dihydroxylation, a type of organic chemical reaction
• Approximate digestibility, in study of dietary efficiency, a rough unit measure of the digestibility of animal feed
• Anti-diarrheal, a medication used to treat diarrhea
• Addison's disease, a rare endocrine disorder in which the adrenal glands do not produce enough steroid hormones
• Autosomal Dominant, a classification of genetic traits
• Atopic dermatitis, a type of eczema, an inflammatory, chronically relapsing, non-contagious and pruritic skin disorder

Transportation

• Abbreviation for Airworthiness Directive, aircraft maintenance requirements
• IATA code for Air Paradise, a defunct Indonesian airline

People

• Nickname for Adrian Peterson, football player, for "All Day"
• Nickname for Adalius Thomas, football player

Organizations

• aktsionerno drujestvo (акционерно дружество), a Bulgarian name for a type of company
• Analog Devices, a multinational producer of semiconductor devices

See also

• Anno Domini (disambiguation)