| Acronym | Meaning |
| AA | Achieved Availability - Alcoholics Anonymous -Armed Forces Americas (postal Symbol) - Aruba (FIPS 10-4 Territory Code) -Assembly Area - Automobile Association- Avenue Of Approach |
| USDOE | United States Department Of Energy |
| KJ | Kilojoule |
| ASSC | Association For The Scientific Study Of Consciousness |
| CREEP | Committee To Re-Elect The President |
| USCG | United States Coast Guard |
| TCD | Chad (ISO 3166 Trigram) |
| NIIN | National Item Identification Number |
| JV | Joint Venture - Junior Varsity |
| MCTIS | Mounted Co-operative Target Identification System |