| Acronym | Meaning |
| CSK | Czechoslovakia (ISO 3166 Trigram; Obsolete Since 1993) |
| GPG | GNU Privacy Guard |
| LT | Lithuanian Language (ISO 639-1 Code) |
| CFA | Cat Fanciers' Association - Chartered Financial Analyst - Colour Filtering Array - County Fire Authority - Covering Force Area |
| MASAS | Monte Agliale Supernovae And Asteroid Survey |
| VND | Vietnamese ??ng (ISO 4217 Currency Code) |
| TWP | Technical Working Paper |
| EO | Electro-Optics - Engagement Operations |
| CJCS | Chairman |
| SMG | Sequential Motorsport Gearbox - SubMachine Gun |