| Acronym | Meaning |
| PVP | Player Versus Player |
| USD(P) | (U.S.) Under-Secretary Of Defense (Policy) |
| ZAMS | Zero Age Main Sequence |
| NAAQS | National Ambient Air Quality Standards |
| TN | Tennessee (postal Symbol) - Teranewton - Tonga (FIPS 10-4 Country Code) - Tunisia (ISO 3166 Digram) |
| PLI | Position Location Information - Private Lands Initiative - Professional Liability Insurance |
| AGC | Adjutant General's Corps (British Army) |
| ACF | American Car And Foundry - American Culinary Federation - Administration For Children And Families |
| AADC | Area Air Defence Commander |
| ISMB | International Society Of Matrix Biologists |