| Acronym | Meaning |
| GYROCOMP | Gyrocompassing |
| TRUN | ANG Trunnion Angle |
| JPL | Jet Propulsion Laboratory |
| SCO | Stiper Critical Oxygen |
| LDT | Linear Displacement Transducer |
| P | Pallet (Spacelab) |
| EOP | Experiments Of Opportunity |
| DP&SS | Data Processing And Software Subsystem |
| PMI | Preventive Maintenance Inspection |
| DRD | Data Requirement Description |