| Acronym | Definition |
|---|
| AAAS | American Association for the Advancement of Science |
| AAAS | American Academy of Arts and Sciences |
| AAAS | African and African-American Studies |
| AAAS | Association for Asian American Studies |
| AAAS | Australian Accounting and Auditing Standards |
| AAAS | Annales Archéologiques Arabes Syriennes (French: Syrian Arab Archaeological Journal) |
| AAAS | Associate in Applied Arts and Sciences |
| AAAS | Amphibious Aviation Assault Ship |
| AAAS | American Association of Asian Studies |
| AAAS | Advanced Aircraft Armament System |
| AAAS | Armored Antiaircraft System |
| AAAS | Authentication, Authorization, and Accounting Server |