| Acronym | Meaning |
| EPW | Earth Penetrator Weapon/Warhead - Economic And Political Weekly (Indian Publication) - Enemy Prisoner Of War |
| TA | Target Acquisition - Teaching Assistant -Tera-ampere -Territorial Army (UK) -Tristan Da Cunha (ISO 3166 Digram) |
| CTDB | Compact Terrain Data Base (file Format) |
| NWRA | National Wildlife Rehabilitators Association |
| TASM | Tactical Air-to-Surface Missile |
| IREA | Intermountain Rural Electric Association |
| RTI | Run-Time Infrastructure (Simulation) |
| OMB | U.S. Office Of Management And Budget - Ontario Municipal Board -Order Of Mapungubwe In Bronze |
| SHORAD | Short Range Air Defence |
| SY | Syria (ISO 3166 And FIPS 10-4 Country Code Digram) |