| Acronym | Definition |
|---|
| AGSA | Art Gallery of South Australia |
| AGSA | Association of Genetic Support of Australasia |
| AGSA | Anthropology Graduate Student Association |
| AGSA | Auditor-General of South Africa |
| AGSA | Arlington Girls Softball Association (Arlington, Virginia) |
| AGSA | Art Glass Suppliers Association |
| AGSA | atrial gland-specific antigen |
| AGSA | Armenian Graduate Student Association |
| AGSA | Armenian Graduate Students Association |
| AGSA | Agronomy Graduate Student Association |
| AGSA | Atlantic Golf Superintendents Association (Canada) |
| AGSA | Alberta Golf Superintendents Association |
| AGSA | Anthropology Graduate Students Association |
| AGSA | Acadia Graduate Students' Association |
| AGSA | Ashwaubenon Girls Softball Association (Green Bay, WI) |
| AGSA | Alpine Girls Softball Association (Alpine, CA) |
| AGSA | Aviation Ground Services Agreements |
| AGSA | Art Graduate Student Association |
| AGSA | African Global Skills Academy |
| AGSA | African Graduate Students Association |
| AGSA | Angleton Girls Softball Association (Angleton,TX) |
| AGSA | Association of Global Standards Administrators |
| AGSA | Albers Graduate Student Association |
| AGSA | Architecture Graduate Student Association |
| AGSA | Alpha Gamma Sigma-Aquarius |
| AGSA | AHANA Graduate Student Association |
| AGSA | Asian Graduate Student Association |
| AGSA | American Grooming Shop Association |
| AGSA | Auslandsgesellschaft Sachsen-Anhalt eV (Germany) |
| AGSA | Ateliers Genoud Socièté Anonyme (Swiss company) |