| Acronym | Meaning |
| NIMA | National Imagery And Mapping Agency (became NGA) |
| PIRA | Provisional Irish Republican Army |
| YS | Yottasiemens |
| VE | Venezuela (FIPS 10-4 Country Code; ISO 3166 Digram) |
| DX | Dexterity (role-playing Games) -DeXtrorphan - Distant (radio) -D-Generation X (professional Wrestling) |
| TN | Tswana Language (ISO 639-1 Code) |
| SG | Seaborgium |
| FYROM | Former Yugoslav Republic Of Macedonia |
| IDL | Interface Definition Language |
| MIL | AASPEM -Man-In-the-Loop AASPEM |