| Acronym | Meaning |
 | FS | Fire Support (military) -French Southern And Antarctic Territories (FIPS 10-4 Territory Code) |
| DVO | Direct View Optics |
| IUSS | Integrated Undersea Surveillance System - Integrated Unit Simulation System - International Union Of Soil Science |
| CRI | Costa Rica (ISO 3166 Trigram) |
| FOS | Florida Ornithological Society - Full Operational Status |
| VTOL | Vertical Take-Off & Landing |
| CART | Championship Auto Racing Teams (now Defunct) |
| CVE | Cape Verde Escudo (ISO 4217 Currency Code) |
| DUSD | (U.S.) Deputy Under-Secretary Of Defense |
| GNOME | GNU Network Object Model Environment |
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