| Acronym | Meaning |
 | COMSEC | Communications Security (military) |
| AUS | Australia (ISO 3166 Trigram) |
| FK | Falkland Islands (ISO 3166 Digram; FIPS 10-4 Territory Code) |
| EBE | Extraterrestrial Biological Entity |
| VI | 6 (in Roman Numerals) - British Virgin Islands (FIPS 10-4 Territory Code) - U.S. Virgin Islands (postal Symbol; ISO 3166 Digram) -vide Infra (Latin |
| MTS | Maintenance Training System - Michigan Terminal/Timesharing System - Movement Tracking System - Multichannel Television Sound - Multi-Technical Services |
| ISP | International Standardized Profile - Internet Service Provider - Information Systems Professional |
| LMAO | Laughing My Ass Off (Internet Short-hand) |
| NOAO | National Optical Astronomy Observatory |
| FIA | F?d?ration Internationale De L'automobile (French International Automobile Federation) |
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