| Acronym | Meaning |
| GL | Gigalitre -Graphics Language -Greenland (ISO 3166 Digram; FIPS 10-4 Territory Code) -Grenade Launcher |
| PAHO | Pan American Health Organization |
| TJ | Tajikistan (ISO 3166 Digram) - Terajoule |
| FM | Fermium |
| BES | Budget Estimate Submission |
| LRC | Local RTI Component - Logistics Readiness Center |
| KFC | Kentucky Fried Chicken |
| SU | Sundanese Language (ISO 639-1 Code) |
| PDG | President Director General - Product Development Group |
| GTD | Getting Things Done |