AB may refer to: __TOC__

AB! TICKETS Trans-Siberian Orchestra The Eagles Tickets Sebastian Maniscalco Tickets Andrea Bocelli Tickets Rod Wave Tickets Jeff Dunham Tickets

Ab

• A^B class, a locomotive class operated by the New Zealand Railways Department
• Ab (Egyptian heart-soul concept), the Egyptian concept of the heart-soul
• Abdominal muscles (abbreviated Ab ), which are the rectus abdominis or the stomach muscles
• Aktiebolag, Swedish for "corporation," similar to AG, Ltd or Inc, as used in Finland
• Antibody, a medical abbreviation
• Av, a month in the Hebrew calendar
• The category of abelian groups
• "A", A flat, the musical note, scale or key

aB

• aussieBum (an Australian men's swimwear and underwear manufacturer)

ab

• Abkhazian language (ISO 639 language code)
• ab The ApacheBench command line tool for Apache HTTP Server
• Semitic for "father", see Ab (father)
• Indo-European for "water", see ap (water)

AB or A-B

Locations, places, and types of places

• Aberdeen, after which the UK postal area AB is named
• Acton-Boxborough Regional High School, commonly abbreviated as AB
• Albania (WMO country code)
• Alberta (Canadian Province/Territory Code)
• Alba County, county in Romania in the ISO 3166-2:RO code
• Air Base, used by the United States Air Force for overseas bases
• Ancienne Belgique , Belgian concert hall located in Brussels
• Anime Boston, an annual three-day anime fan convention held in the spring in Boston, Massachusetts

Companies, universities, and organizations, groups (and related)

• Aktiebolag, Swedish for "corporation", similar to AG, Ltd or Inc
• Air Berlin, IATA code
• AB Airlines, a defunct British airline
• Activision Blizzard, a video game developer and publisher
• Anheuser-Busch, the world's third largest brewing company
• Allen-Bradley, manufacturer of industrial control and automation products
• AllianceBernstein, a US based asset management firm
• Alderson-Broaddus College, a liberal-arts college in West Virginia
• Alfa-Beta Vassilopoulos, a Greek supermarket chain
• Appellate Body, a division of the Dispute Settlement Body of the WTO
• Applied Biosystems, a US-based biotechnology firm
• Artium Baccalaureus , Latin for Bachelor of Arts, often abbreviated A.B. (same degree as B.A.)
• Aryan Brotherhood, an American gang
• Afrikaner Broederbond, the South African secret society from 1918-1994

Medicine, science, technology, and math

• One of the human blood types in the ABO blood group system
• AB Class amplifier
• Aharonov-Bohm effect arising in a certain experiment of quantum mechanics
• Abscesses caused by injections, especially heroin injection
• Antibody
• Aurora Borealis
• Beta amyloid

Sports

• At Bat, baseball statistic
• Andris Biedrinš, basketball player
• Akademisk Boldklub, a Danish professional football club
• AB is the nickname of legendary Australian cricketer Allan Border
• Atlanta Braves, an MLB Baseball team
• AB de Villiers, South African middle order batsman

Terms for people

• "Able-bodied", as used by some members of the disabled community
• Able Seaman (occupation), a civilian occupation
• Able Seaman (rank), a naval rank
• Adult Baby, one who engages in infantilism.
• Airman Basic, the lowest rank in the United States Air Force
• Good Eats host Alton Brown's nickname

Culture, food and history

• Aitareya Brahmana
• AB-Aktion, short for Außerordentliche Befriedungsaktion, the German extermination of Polish intelligentsia in World War II
• Address book
• Aryan Brotherhood, a white prison gang

Miscellanea

• Assembly Bill