| Acronym | Meaning |
| TNT | TriNitroToluene |
| GO | Glorioso Islands (FIPS 10-4 Territory Code) |
| DMSP | U.S. Defense Meteorological Satellite Program |
| HLS | Hoc Loco Situs (Latin |
| PAB | Panamean Balboa (ISO 4217 Currency Code) |
| UNESCO | United Nations Educational |
| FRA | Federal Railroad Administration -France (ISO 3166 Trigram) |
| LAR | Light Armoured Reconnaissance - Logistics Assistance Representative |
| HRH | His (or Her) Royal Highness |
| PT | Petatesla -Physical Training (in The Army) -Portugal (ISO 3166 Digram) |