| Acronym | Meaning |
| VIP | See Entry |
| SSN | Nuclear-Powered Attack Submarine (US Navy Hull Classification) -SIM Serial Number - Social Security Number - Socialist Solidarity Network - Subsystem Number (SCCP |
| UBIGEO | Ubicaci›n Geografica (Spanish For Geographical Location) |
| AWACS | Airborne Warning And Control System |
| JTN | Johnston Atoll (ISO 3166 Trigram; Obsolete 1986) |
| AANEAS | Anglo-Australian Near-Earth Asteroid Survey |
| CSI | See Entry |
| ASB | Associated Student Body - Alternative Service Book (Church Of England) |
| TUK | Turkmen Language (ISO 639-2 Code) |
| FEDEP | Federation Development Process (Simulation) |