| Acronym | Meaning |
| TADIL | Tactical Digital Information Link |
| ISEF | Intel International Science And Engineering Fair |
| VIN | Vehicle Identification Number (ISO 3779) |
| OFA | Occipital Face Area |
| PF | French Polynesia (ISO 3166 Digram) - Petafarad -Phenol Formaldehyde (resin) |
| LER | Loss-Exchange Ratio |
| ALTACS | Automated Decision Logic Tactical Air Combat Simulation |
| NAVSPACECOM | U.S. Navy Space Command |
| TT | Tatar Language (ISO 639-1 Code) |
| AU | African Union (was OAU Before 2000) - American University -Astronomical Unit - Australia (ISO 3166 Digram) - Austria (FIPS 10-4 Country Code) |