| Acronym | Meaning |
| GAAS | Gallium Arsenide |
| MCIDAS | Man-computer Interactive Data Access System |
| CAS | Center For Automotive Safety |
| OSS | Observation System Simulation |
| SODAR | Sonic Backscatter Technique For Measuring Wind Profiles |
| SVHS | Super Video-home System |
| UCAR | Unmanned Combat Armed Rotorcraft |
| EU | European Union |
| GEM | Geospace Environment Modeling Program |
| ORD | Office Of Research And Development |