# GA

GA, Ga, or ga may refer to:

## Organisations
### Businesses

* Garuda Indonesia (IATA airline code GA)
* General Assembly, a digital and technology training company
* General Atlantic, a private equity company
* General Atomics (formerly GA Technologies Inc.), a U.S. defense contractor
* General Automation, a former computer manufacturer
* Georgia Railroad and Banking Company (AAR mark)
* Greater Anglia, a UK train operating company

### Other organizations

* Gamblers Anonymous, a support group for recovering gamblers
* Gazte Abertzaleak or Young Patriots, the youth organization of Eusko Alkartasuna
* General assembly (disambiguation)
** United Nations General Assembly, the main deliberative organ of the United Nations
* Geographical Association, a UK organisation dedicated to the teaching of geography
* Geologists' Association, a UK organisation dedicated to the study of geology
* Geoscience Australia, an Australian organisation dedicated to geoscientific research
* Germantown Academy, an independent school in Fort Washington, United States
* Government Arsenal, an agency of the Philippine government under the Department of National Defence

## Linguistics
### Languages and dialects

* Ga language
* General American English, an accent of the Midwestern U.S.
* Irish language (ISO 639-1 code "ga")

### Characters

* Ga (Indic), a glyph in the Brahmic family of script
* Ga (Javanese) (ꦒ), a letter in the Javanese script
* Ga (kana), in Japanese

## Places
### Africa

* Ga District, Ghana, a former district of southern Ghana
* Gã State, a traditional state in southern Ghana headed by the Gã Mantse
* Ga-Rankuwa, a town in South Africa
* Gabon (ISO 3166-1 alpha-2 code)
* The Gambia (FIPS 10-4 country code)

### Other places

* Goa, in India (ISO 3166-2 country subdivision code GA)
* Georgia (U.S. state) (postal abbreviation GA)

## Science and technology
### Biology and medicine

* General anaesthesia, administration of drugs to induce unconsciousness prior to surgery
* Geographic atrophy, an advanced form of age-related macular degeneration
* Gestational age (obstetrics), in pregnancy, the time since onset of last menstrual period
* Embryonic age or gestational age, the length of gestation since fertilization
* Gibberellin, a plant growth hormone
* Tabun (nerve agent) (NATO designation GA)

### Computing

* .ga, the country code top-level domain for Gabon
* General availability, the final stage in the software development lifecycle
* Genetic algorithm, an optimization technique in computer science
* Google Analytics, a web analytics service provided by Google

### Other uses in science and technology

* Gallium (symbol Ga), a chemical element
* General aviation, the category of civil aviation encompassing all non-scheduled aircraft flights
* Geometric algebra, a Clifford algebra used in a geometric context
* Gigaampere (GA), an SI unit of electric current equal to 1,000,000,000 (one billion) amps
* Gigaannum (Ga), a unit of time equal to 1,000,000,000 (one billion) years.
* Go Ahead, in a telecommunications device for the deaf

## Sport

* Goal attack, a position in netball
* Goals against, a statistic in ice hockey and other sports

## Other uses

* GA Geijutsuka Art Design Class, an ongoing 2004 manga series by Satoko Kiyuzuki
* Gandhara or Ga, a basic note of the scale in Indian music, or Svara
* Ga people, an ethnic group of Ghana
* General of the Army, a military rank
* Global affairs, abbreviated GA, alternative term for International relations, the study of politics, economics and law on a global level
* Graduate assistant, a role in academia and in U.S. college sports