| Acronym | Meaning |
| MCOP | Mission Control Operations Panel |
| SEM | Seller's Engineering Memo |
| FSD | Full Scale Development |
| S/AC | Stabilization/Attitude Control |
| SMCS | Separation Monitor And Control System |
| ERNO | Of European Consortium |
| LCCD | Launch Commit Criteria Document |
| FMOFEV | First Manned Orbital Flight With EVA |
| COMP | Compensate |
| DMS | Docking Module Subsystem |