| Acronym | Meaning |
| L2D2 | Lightweight LORAN Digital Dropsonde |
| ALEC | American Legislative Exchange Council |
| EURATOM | European Atomic Energy Agency/Community |
| TRIP | Thunderstorm Research International Program |
| FPPS | Flight Plan Processing System |
| LAS | Laboratory Of Atmospheric Science |
| DTF | Development And Test Facility |
| EFEDA | European Field Experiment In Desertification-Threatened Area |
| NSDA | National Space Development Agency |
| LST | Large Space Telescope |