GA

Ga or GA may refer to:

In geography and demography:
*Ga District, Ghana, a former district of southern Ghana.
*Ga language, the language spoken by the Ga people.
*Ga people, an ethnic group of Ghana.
*Gabon (ISO 3166-1 alpha-2 code: GA), a nation in west central Africa.
*Georgia (U.S. state) (U. S. postal symbol: GA), a Southern U.S. state.
*General American, an accent of the Midwestern USA.
*Geographical Association, a UK organisation dedicated to the teaching of geography.
*Irish language (ISO 639-1: ga), or "Gaeilge", the original language of Ireland.

In science and technology:
*Gallium (Ga), the element of atomic number 31.
*Gauge, an engineering term with various meanings.
*General anaesthesia.
*General Atomics, an American nuclear physics and defense contractor.
*General Availability, the final software development stage.
*Genetic algorithm, an optimization technique in computer science.
*Genetic Alliance, a coalition of more than 600 advocacy organizations.
*Geoscience Australia, a geoscience agency of the Australian government.
*Gestational age, the age of an embryo/fetus.
*Gibberellic Acid, a plant growth hormone.
*Giga-ampere (GA) or Gigampere, an SI unit of electric current (equals 1,000,000,000 A).
*Gigaannum (Ga), a unit of time equal to 1,000,000,000 years.
*Tabun (nerve agent) (NATO designation: GA), the first nerve agent chemical weapon to be discovered.

In transportation:
*Garuda Indonesia (IATA designator: GA), the national airline of Indonesia.
*General aviation, the category of civil aviation encompassing all non-scheduled aircraft flights.
*Georgia Railroad and Banking Company (AAR mark: GA), a railroad in (American) Georgia that has since merged with CSX.

In government:

* Government Arsenal, an agency of the Philippine government under the Department of National Defense, responsible for the production of basic weaponry and ammunition for the Armed Forces of the Philippines (AFP), and the Philippine National Police (PNP).

GA can also refer to:
*Gazte Abertzaleak, the youth organization of Eusko Alkartasuna.
*General assembly, an official session of the members of a union, church, association, or similar organization.
** United Nations General Assembly, the main deliberative organ of the United Nations.
** Presbyterian General Assembly, the chief governing body of the Presbyterian Church.
*G. A. Kulkarni (1923-1987), an Indian author.
*Galaxy Angel, a 2001 animated television series with an associated game and manga.
*Gamblers Anonymous, a support group for recovering gamblers.
*General Assistance Governmental aid frequently issued to homeless and mental-health patients, for temporary and long-term assistance.
*General authority, a governing body of approximately 100 men in The Church of Jesus Christ of Latter-day Saints (Mormon church).
*Germantown Academy, the oldest nonsectarian day school in the United States.
*Girls Aloud, a British pop group created from the talent show "Popstars: The Rivals".
*Go Ahead an acronym used in chat programs.
*Go-Ahead Group plc a rail and bus operating company.
*Go Ahead Eagles, a football club from Deventer, Netherlands.
*Google Analytics, a free service offered by Google that generates detailed statistics about the visitors to a website.
*Greening Australia, an Australian conservation organization.
*"Grey's Anatomy", a comedy / medical drama television series running since 2005.
*Gridiron Australia, national sporting body for American Football in Australia.
*Groove Armada, an electronic music group from the UK.
*Gemma Atkinson, a british glamour model.

See also

*Ga-ga or Gaga ball, a form of dodgeball that is thought to have originated in Israel.
*Gaga, a type of Caribbean music, especially known in Haiti.
*Gillian Anderson, an actress.