| Acronym | Meaning |
| ART | Adaptive Resonance Theory - Anti-Retroviral Therapy |
| YW | Yottawatt |
| UJTL | Universal Joint Task List |
| DLPFC | DorsoLateral PreFrontal Cortex |
| PTAN | Precision Terrain Aided Navigation |
| UMI | U.S. Minor Outlying Islands (ISO 3166 Trigram) |
| GK | Gigakelvin - Guernsey (FIPS 10-4 Territory Code) |
| GRN | GuaranĀ Language (ISO 639-2 Code) |
| MCSF | Marine Corps Security Forces |
| JFCOM | U.S. Joint Forces Command (jiff-comm) |