| Acronym | Meaning |
| VMASC | Virginia Modeling Analysis & Simulation Center (vee-mask) |
| ENTEC | Euro NATO Training Engineer Centre |
| RADB | Real America Database - Resource Assessment Database - Reunion Address DataBase - Rice Allelopathy Data Base - Routing Arbiter Data Base |
| TAAR | Trace Amine-Associated Receptor |
| AZ | Arizona (postal Symbol) - Azerbaijan (ISO 3166 Digram) |
| AAC | Army Air Corps (British Army) |
| BWP | Botswanian Pula (ISO 4217 Currency Code) |
| ESP | Electronic Stability Program - Extra-sensory Perception -Spain (ISO 3166 Trigram) |
| EFSA | European Food Safety Authority |
| WAK | Wake Island (ISO 3166 Trigram |