| Acronym | Meaning |
| MST | Madison Symmetric Torus - Mountain Standard Time (UTC-7 Hours) |
| TON | Tonga (ISO 3166 Trigram) |
| MOD | Ministry Of Defence (United Kingdom) And Various Other Countries |
| CARMONETTE | Computerized Monte Carlo Simulation |
| WM | Wehrmacht Marine (German WW2 Navy Vehicle Licence Plate Code) |
| ROTC | Reserve Officer Training Corps (Rawt-Cee) |
| HF | High Frequency |
| PLO | Palestine Liberation Organization |
| CPU | Central Processing Unit |
| SOLIS | Synoptic Optical Long-term Investigations Of The Sun |