| Acronym | Meaning |
| APA | American Planning Association |
| RPG | Radar Product Generator |
| K | A Symbol For Planetary Wave Number |
| ALERT | Automated Local Evaluation In Real Time |
| IFC | InFlight Black Body Calibrator |
| ADEPT | Alexandria Digital Earth Prototype |
| HADS | Hydrometeorological Automated Data System |
| MFECC | Magnetic Fusion Energy Computation Center |
| EMC | Environmental Modeling Center |
| CCD | Conference Of The Committee On Disarmament |