| Acronym | Meaning |
| LFRR | Low Frequency Radio Range |
| POR | Point Of Resolution |
| DDTF | Dynamic Docking Test Facility |
| MAEP | Minimum Autoland Entry Point |
| MMS | Multimission Modular Spacecraft |
| DI | Display Interface |
| LOFO | Low Frequency Oscillation |
| PSE | Payload Service Equipment |
| FCRA | Fecal Collection Receptacle Assembly |
| PSV | Planetary Space Vehicle |