| Acronym | Meaning |
| SV | El Salvador (ISO 3166 Digram) -Sportverein (German For Sport Association |
| CCTT | Close Combat Tactical Trainer |
| RDA | Research |
| JDAM | Joint Direct Attack Munition (djay-dam) |
| HHD | Humanitatum Doctor (Latin |
| USAF | United States Air Force |
| RIP | Relief In Place -requiesca[n]t In Pace (Latin For May He/she/they Rest In Peace) |
| CTU | Counter Terrorist Unit (fictional Branch Of The Central Intelligence Agency In The Television Action Series 24) |
| OIE | World Organisation For Animal Health (originally The Office International Des ?pizooties |
| IIRC | If I Recall/Remember Correctly |