| Acronym | Meaning |
| LM | Lunar Module |
| MAS | Millimeter-wave Atmospheric Sounder |
| FRF | Flight Readiness Firing |
| HIRS | High Resolution Infrared Radiation Sounder |
| UARS | Upper Atmosphere Research Satellite |
| WIMP | Weakly Interacting Massive Particle |
| CFC | ChloroFluoroCarbon |
| HCI | Highes Communications |
| DOR | Differenced One-way Range |
| RAL | Rutherford-Appleton Laboratory |