| Acronym | Meaning |
| AWPG | Aviation Weather Products Generator |
| INS | Inertial Navigation System |
| VTAM | Virtual Telecommunications Access Method |
| ANPR | Advance Notice Of Proposed Rulemaking |
| CCPR | Clouds And Climate Program |
| POES | Polar Operational Environmental Satellite |
| DCVZ | Denver Convergence Vorticity Zone |
| DIS | Defense Intelligence Service |
| FIVRS | Financial Information Variance Reporting System |
| BL | Beta Lambda |