| Acronym | Meaning |
| ARI | Acute Respiratory Infection - U.S. Army Research Institute For The Behavioral And Social Sciences |
| UY | Uruguay (ISO 3166 And FIPS 10-4 Country Code Digram) |
| VQ | Vector Quantization -U.S. Virgin Islands (FIPS 10-4 Territory Code) |
| MIS | Management Information Systems - Museum Information System |
| TAADCOORD | Theatre Army Air Defence Co-ordinator |
| FOS | Family Of Systems |
| ZAF | South Africa (ISO 3166 Trigram) |
| QSO | Quasi-Stellar Object |
| JSS | Joint Support Ship |
| NTSC | National Television Standards Committee (colloquially |