| AAD | Atomic Absorption Detector |
|---|---|
| AAS | Atomic Absorption Spectrophotometry |
| AAVA | American Association of Veterinary Anatomists |
| ADEND | skupina atómov okolo atómového centra |
| ADORANT | modliaci sa pri svätom |
| AE | atómová elektráreň (skr.) |
| AEA | Atomic Energy Authority (skr.) |
| AEC | Atomic Energy Commision (skr.) |
| AEC | atomic Energy Corporation (skr.) |
| AED | Atomic Emission Detector |