| Acronym | Meaning |
| AMSO | U.S. Army Model And Simulation Office |
| COE | Cab Over Engine (see Truck) - Common Operating Environment (military) |
| EFV | Expeditionary Fighting Vehicle |
| TH | Thai Language (ISO 639-1 Code) |
| IETF | Internet Engineering Task Force |
| OPAC | Online Public Access Catalogue |
| SG | Seaborgium |
| FSM | Federated States Of Micronesia (ISO 3166 Trigram) |
| ERTS | Earth Resources Technology Satellite (became Landsat) |
| LST | Landing Ship |