| Acronym | Meaning |
| GA | Glide Angle |
| CO | Cutoff |
| ICOU | Inertial Coupling Data Unit |
| PLGSS | Payload Ground Support Systems |
| MADRE | Manufacturing Data Retrieval System |
| SLCA | ERNO Spacelab Contract Administration |
| VPI | Valve Position Indicator |
| DBGMP | Data Bus Isolation Amplifier |
| OCD | Operational Capability Development |
| I@@PL | Implement |