| Acronym | Meaning |
| IPS | Inches Per Second |
| DCM | Display And Control Module |
| SSPM | Space Shuttle Program Manager |
| MPS | Main Propulsion System (Subsystem) |
| WAT | Web Action Time |
| MDT | Mean Detonating Time |
| FDB | Fahrenheit Dry Bulb |
| MDRS | Mission Data Retrieval System |
| TR2 | Payload Furnished Mars Tape Recorder (2 Of 2) |
| MCP | Materials Control Plan |