| Acronym | Meaning |
| RHCM | Relative Humidity Control/Monitor |
| M | B/SMegabits Per Second |
| PLBD | Payload BaY Door(s) |
| DMS | Docking Mechanism System (Subsystem) |
| OAT | Operational Acceptance Test |
| GA | General Assembly |
| RCS | Reaction Control System |
| SEM | Seller's Engineering Memo |
| MSV | Monitored Sine Vibration (Test) |
| NPSP | Net Positive Static Pressure |