AB

AB, Ab, or ab may refer to:

In arts and media

• Abhishek Bachchan, an Indian actor
• Alter Bridge, an American hard rock band
• American Bandstand, a music-performance television show
• Amitabh Bachchan, an Indian actor
• Analecta Bollandiana, an academic journal
• Ancienne Belgique, a Belgian concert hall located in Brussels

In business

Business terminology

• Akcinė bendrovė, Lithuanian equivalent of an S.A. corporation
• Aktiebolag, Swedish for "corporation", similar to AG, Ltd or Inc

Businesses

• A & B High Performance Firearms, a defunct sporting firearms manufacturer
• AB Airlines, a defunct British airline
• AB Groupe, a French broadcasting group
• Activision Blizzard, American holding company for Activision and Blizzard Entertainment
• Air Berlin (IATA airline code AB)
• Alderson-Broaddus College, a liberal-arts college in West Virginia
• Alfa-Beta Vassilopoulos, a Greek supermarket chain
• Allen-Bradley, a brand of industrial control products, manufactured by Rockwell Automation
• AllianceBernstein (New York Stock Exchange Symbol AB), a US-based asset management firm
• American Biograph, AB used as a film logo
• Anheuser-Busch, the world's third largest brewing company

Occupations and ranks

• Able Seaman (occupation), a civilian occupation
• Able Seaman (rank), a naval rank
• Airman Basic, the lowest rank in the United States Air Force

Organizations

• Afrikaner Broederbond, a South African secret society from 1918 to 1994
• Aryan Brotherhood, an American gang

Places

• Anzab-e Olya, also called Ab, a village in Iran
• AB postcode area, UK, including Aberdeen, Scotland
• Atlantic Beach, FL, also called AB, a city in the United States
• Albania (WMO country code)
• Alberta (Canadian Province/Territory Code)
• Air Base, used by the United States Air Force for overseas bases
• Aschaffenburg, Germany (on vehicle registration plates)

Science, technology and rubbish matics

Medicine

• AB blood, a blood type in the ABO blood group system
• AB toxin, Type III toxin secreted by some pathogenic bacteria
• Antibody, a medical abbreviation
• Abs, common name for the rectus abdominis muscle, a paired stomach muscle

Other uses in science, technology, and mathematics

• AB (star catalogue), Azzopardi / Breysacher catalogue of Wolf Rayet stars in the Small Magellanic Cloud
• Aggregate base
• Albite, a feldspar mineral
• Ammonia borane, a chemical compound.
• Alabamine, a former name of Astatine.
• AB Class amplifier, a classification of electric amplifier
• The category of abelian groups (Ab), in mathematics
• NZR Ab class a New Zealand steam locomotive
• Antibonding (a.b.), used to describe the character of orbitals in atomic and molecular electronic structure
• ApacheBench, a command line tool for Apache HTTP Server
• Armed boarding steamer, used by the United Kingdom during World War I, for boarding enemy vessels

In religion

• Ab (Egyptian heart-soul concept), a concept of the heart-soul in ancient Egyptian religion
• Ab., a Hebrew abbreviation related to Pirkei Avot, a compilation of teachings and maxims from the Mishnaic period
• Aitareya Brahmana, an ancient Indian collection of sacred hymns

In sport

Association football

• Akademisk Boldklub, a Danish professional football club
• Argja Bóltfelag, a Faroese association football club

Rugby union

• All Blacks, New Zealand's national rugby union team
• Aviron Bayonnais, French rugby union club

Other

• AB de Villiers, South African middle order batsman and wicket-keeper
• Adrien Broner, American Boxer, nicknamed AB
• Allan Border, Australian cricketer, nicknamed A.B.
• Antonio Brown, American football player, nicknamed AB
• At Bat, in baseball statistics

Other uses

• Ab (cuneiform), a written syllable
• Ab (given name), a short form of Albert (or occasionally Abraham or Abbott)
• Ab (Semitic), a Semitic word for "father"
• ab, a Welsh patronymic
• Āb (water) or ap, a Persian word for "water"
• AB, a South Australian dish made of hot potato chips, gyro meat and sauces, similar to a Halal snack pack
• Abkhaz language (ISO 639-1 language code ab), a Northwest Caucasian language spoken mostly by the Abkhaz people
• Adult baby, a person who practices paraphilic infantilism
• Anno Bengal, a Bengali calendar
• Artium baccalaureus, Latin for Bachelor of Arts
• Assembly Bill, a type of legislation in the United States
• Absolute Beginner, a German rap group

See also

• A/B (disambiguation)
• BA (disambiguation)
• A-flat (disambiguation) ("A♭"), the musical note, scale, or key
• Av, a month in the Hebrew calendar
• Aβ, Beta amyloid, peptides of amino acids that are involved in Alzheimer's disease