| Acronym | Meaning |
| METEOR | Multiple Experiment Transporter Into Earth Orbit And Return |
| RCHO | Aldehydes |
| ABC | Accelerator-based Conversion |
| LLR | Lunar Laser Ranging |
| FATS | Factory Acceptance Test Specification |
| ECG | Environmental Coordinating Group |
| GALA | Geoscience Airborne Laser Altimeter |
| NEXRAD | Next Radar |
| AAM | Air-to-air Missile |
| IIV&V | Independent Integration |