| AAD | Atomic Absorption Detector |
|---|---|
| AAS | Atomic Absorption Spectrophotometry |
| AAVA | American Association of Veterinary Anatomists |
| AEA | Atomic Energy Authority (skr.) |
| AEC | Atomic Energy Commision (skr.) |
| AEC | atomic Energy Corporation (skr.) |
| AED | Atomic Emission Detector |
| AEO | Atomic Energy Organization |
| AIEA | Agence International de l'Energie Atomique |
| ANAT | anatomický (skr.) |