| Acronym | Meaning |
| SDP | Shuttle Data Processor |
| S/N | Signal-to-Noise Ratio |
| HV | Hydrogen Vent |
| LACIE | Large Area Crop Inventory Experiment |
| SBTC | Speed Brake/thrust Controller |
| DDU | Decommutator Distribution Unit |
| PT | Point |
| EMK | Emergency Medical Kit |
| DPP | Data Processing Software System |
| OMIS | Operational Management Information System |