| Acronym | Meaning |
| TRCP | Tape Recorder Control Panel (LIO) |
| FML | Final Materials List |
| BACS | Body Axis Coordinate System |
| DMC | Data Management ComPuter |
| QTRS | Quarters |
| LDS | Landing/Deceleration Subsystem |
| COSATI | Committee On Scientific And Technical Information |
| EAFB | Elgin Air Force Base |
| SCDR | Subcontractor Critical Design Review |
| EVSC | Extravehicular Suit Communications |