| Acronym | Meaning |
| MILAN | Missile D?infanterie L?ger Antichar (French |
| GUM | Guam (ISO 3166 Trigram) |
| FILO | First In |
| ABC | Abstinence |
| IGS | International Ground Station |
| CCII | Command And Control Information Infrastructure |
| RU | Russia (ISO 3166 Digram) |
| IO | Ido Language (ISO 639-1 Code) |
| PS | Pashto Language (ISO 639-1 Code) - Picosecond |
| GESTAPO | GEheime STAatsPOlizei (German Secret State Police) |