# ABC

ABC are the first three letters of the Latin script.
ABC or abc may also refer to:

## Arts, entertainment and media
### Broadcasting

* Aliw Broadcasting Corporation, Philippine broadcast company
* American Broadcasting Company, a commercial U.S. TV broadcaster
** Disney–ABC Television Group, the former name of the parent organization of ABC
* Australian Broadcasting Corporation, one of the national publicly funded broadcasters of Australia
** ABC Television (Australian TV network), the national television network of the Australian Broadcasting Corporation
*** ABC TV (Australian TV channel), the flagship TV station of the Australian Broadcasting Corporation
*** ABC Canberra (TV station), Canberra, and other ABC TV local stations in state capitals
*** ABC Australia (Southeast Asian TV channel), an international pay TV channel
* ABC Radio (disambiguation), several radio stations
* Associated Broadcasting Corporation, the former name of TV5 Network, Inc., a Philippine media company
** ABC-5, the former name of TV5, a Philippine free-to-air television network
* ABC (Swedish TV programme), a former Swedish regional news programme
* ABC Weekend TV, a former British television company
* Asahi Broadcasting Corporation, a Japanese commercial television and radio station
* Associated Broadcasting Company, a former name of Associated Television, a British television company
* African Barter Company, a pan-African barter broadcast syndication company

### Music
#### Albums

* ABC (Jin album), a 2007 album by rapper MC Jin
* ABC (Kreidler album), a 2014 album by Kreidler
* ABC (The Jackson 5 album), a 1970 album by The Jackson 5

#### Groups

* A.B.C., the former name of Japanese boy band A.B.C-Z
* ABC (band), an English pop band
* Acid Black Cherry, a Japanese rock band
* Alien Beat Club, a Danish pop and R&B band
* Another Bad Creation, an American hip hop and new jack swing group

#### Labels

* ABC Classics, an Australian record label
* ABC Records, an American record label

#### Other music

* ABC song (disambiguation), several songs
* ABC notation, a musical notation language
* O$_2$ ABC Glasgow, a music venue

### Periodicals

* ABC (magazine), an Italian magazine published between 1960 and 1977
* ABC (newspaper), a Spanish daily newspaper founded in 1903
* ABC (Monterrey newspaper), a Mexican newspaper founded in 1985
* ABC Color, a Paraguayan newspaper founded in 1967

### Other arts, entertainment and media

* ABC Cinemas, a UK cinema chain
* Alphabet book, a type of children's book depicting the alphabet
* America's Best Comics, an imprint of DC Comics

## Aviation

* ABC Motors, an English manufacturer of aircraft, aero engines and cars
* Advance Booking Charter, a type of air travel
* Aircraft Builders Council, a provider of aviation products liability insurance
* IATA airport code for Albacete Airport in Community of Castilla–La Mancha, Spain

## Companies
### Financial

* Agricultural Bank of China, a bank in the People's Republic of China
* Arab Banking Corporation, an international bank headquartered in Bahrain

### Food and beverage

* ABC (food), an Indonesian-based food division of the H. J. Heinz Company
* Aerated Bread Company, a British bakery and tea-room chain
* Alcoholic Beverage Control (disambiguation), or Alcoholic Beverage Commission, U.S. states' regulation over alcohol sales
* Appalachian Brewing Company, an American brewery

### Transport

* ABC Rail Guide, British railway guide published between 1853 and 2007
* ABC motorcycles, a British motorcycle manufacturer

### Other companies

* ABC Learning, a former Australian childcare business
* ABC (Lebanon), a chain of department stores and shopping centers, and operator of fashion boutiques in Lebanon
* ABC Stores, a chain of convenience stores in Hawaii
* Anglo Belgian Corporation, a diesel engine manufacturer
* Audit Bureau of Circulations (disambiguation), publication circulation auditing companies
** Audit Bureau of Circulations (India), a non-profit circulation-auditing organisation
** Audit Bureau of Circulations, former name for the North American non-profit industry organization Alliance for Audited Media
** Audit Bureau of Circulations (UK), a non-profit organisation

## Economics and law

* ABC analysis, an inventory categorization technique
* Activity-based costing, an accounting method
* Assignment for the benefit of creditors, a concept in bankruptcy law

## Organizations
### Politics and unions

* Abantu Batho Congress, a South African political party
* ABC (Cuba), Cuban political organization 1931–1952, named after the system for labeling its clandestine cells
* ABC Vancouver, a municipal political party in Canada
* All Basotho Convention, a political party in Lesotho
* Alliance for Barangay Concerns, a political party in the Philippines
* American Bakery and Confectionery Workers' International Union, a predecessor of the Bakery, Confectionery, Tobacco Workers and Grain Millers' International Union
* Americans Battling Communism, an anti-communist organization founded in 1947
* Anarchist Black Cross, an anarchist support organization
* Anything But Conservative, a 2008 Canadian political campaign
* Armagh City, Banbridge and Craigavon Borough Council, a local government council in Northern Ireland
* Association of Barangay Captains or Association of Barangay Councils, former names of the Philippine organization League of Barangays
* Association of British Counties, a non-party-political society

### Religious

* American Baptist Convention, former name of American Baptist Churches USA
* Association of Baptist Churches in Ireland, in Ireland and the United Kingdom

### Sports

* ABC Futebol Clube, a football (soccer) club based in Natal, Rio Grande do Norte, Brazil
* American Bowling Congress, which merged in 2005 with other bowling organizations to form the United States Bowling Congress
* Association of Boxing Commissions, a North American not-for-profit professional boxing and mixed martial arts organization
* Indianapolis ABCs, a 1900s Negro league baseball team

### Other organizations

* Academia Británica Cuscatleca, a school in Santa Tecla, El Salvador
* Accessible Books Consortium, a subunit of the World Intellectual Property Organization
* Afrikan Black Coalition, a University of California student organization
* American Bird Conservancy, a non-profit membership organization
* Andres Bonifacio College, in Dipolog City, Philippines
* Association of Black Cardiologists, a North American non-profit
* Australian Bird Count, a project of the Royal Australasian Ornithologists Union

## Places

* ABC countries, Argentina, Brazil, and Chile
* ABC Islands (Alaska), Admiralty Island, Baranof Island, and Chichagof Island
* ABC islands (Leeward Antilles), Aruba, Bonaire, and Curaçao
* ABC Region, an industrial area outside of São Paulo, Brazil
* Altnabreac railway station, Scotland, by National Rail code
* Appa Balwant Chowk, area of Pune, India, noted for its bookshops

## Science and technology
### Biology and medicine

* Abacavir, an antiretroviral drug used to treat HIV/AIDS
* ABC (medicine), a mnemonic for "Airway, Breathing, Circulation"
* ABC model of flower development, a genetic model
* Abortion–breast cancer hypothesis, a posited connection between breast cancer and abortion
* Alien big cat, a large feline outside its indigenous range
* Aneurysmal bone cyst, a kind of lesion
* ATP-binding cassette transporter, a transmembrane protein

### Computing
#### Hardware

* ABC, a line of computers by Dataindustrier AB
* Acorn Business Computer, a series of microcomputers announced at the end of 1983 by the British company Acorn Computers
* Atanasoff–Berry computer, an early electronic digital computer

#### Software

* ABC (computer virus), a memory-resident, file-infecting computer virus
* ABC (programming language), a programming language and environment
* ABC (stream cipher), a stream cipher algorithm
* Abstract base class, a programming language concept
* Artificial bee colony algorithm, a search algorithm
* .abc, several file formats

### Mathematics

* ABC formula
* Approximate Bayesian computation, a family of statistical techniques
* abc conjecture, a concept in number theory

### Other science and technology

* ABC dry chemical, a fire extinguishing agent
* ABC weapon (atomic, biological, and chemical), a weapon of mass destruction
* Accelerated bridge construction, a technique for building bridges
* Aerial bundled cable, for power lines
* Airborne Cigar, a British military electronic countermeasure system used during World War II
* Atomic, biological, and chemical defense; now CBRN defense (chemical, biological, radiological, and nuclear)

## Psychology

* ABC data collection, a descriptive functional behavior assessment method in applied behavior analysis
* Affective-behavioral-cognitive model, an attitude component model

## Transportation

* Active Body Control, a type of automobile suspension technology
* Automatic Buffer Couplers, a type of railway couplers

### Cars

* ABC (1906 automobile), an American car by Albert Bledsoe Cole
* ABC (1920 automobile), an English car by ABC Motors
* ABC (1922 automobile), a planned American car

## Other uses

* ABC strategy, for "abstinence, be faithful, use a condom", a sex-education strategy
* ABC trial of Crispin Aubrey, John Berry and Duncan Campbell in 1978 in the United Kingdom
* Abecedarium, an inscription consisting of the letters of an alphabet
* Air batu campur, also known as ais kacang, a Malaysian dessert
* American-born Chinese, people of Chinese ethnicity born in the United States
* Andrew Cunningham, 1st Viscount Cunningham of Hyndhope (1883–1963), nicknamed ABC, British WWII admiral
* Architectural, building and construction, an industry; for example, see Industry Foundation Classes
* Australian-born Chinese, people of Chinese ethnicity born in Australia