| Acronym | Meaning |
| CTO | Chief Technical Officer - Chief Technology Officer |
| LPG | Liquefied Petroleum Gas (cf. LNG) |
| STDM | Statistical Time Division Multiplexing |
| SHAPE | Supreme Headquarters Allied Powers Europe |
| CREEP | Committee To Re-Elect The President |
| CQD | Close Quarters Drill (Morse Distress Code Preceding SOS: CQ Calling All Stations |
| PIN | Personal Identification Number |
| FR | France (FIPS 10-4 Country Code; ISO 3166 Digram) |
| AG | Aktiengesellschaft (German |
| WHAM | Wisconsin Hydrogen-Alpha Mapping (telescope) |