| Acronym | Meaning |
| ALS | Advanced Launch System |
| CCS | Command And Control Subsystem |
| FCOS | Flight Control Operational Software |
| NAVPOOL | Navigation Parameter Common Pool |
| TR/SBS | Teleoperator Retrieval/Skylab Boost System |
| S-BD | S-Band |
| CIC | Control And Information Center |
| OA | Operational Instrumentation MDM-Aft |
| CTSD | ComPuter Test Sequences Document |
| MAG | Magnitude |