| Acronym | Meaning |
| OA | Orbital Assembly |
| ORD | Orbital Requirements Document |
| VTR | Video Tape Recorder |
| DC | Direct Current |
| DB | Decibel |
| COBE | Cosmic Background Explorer |
| FLPS | Flight Load Preparation System |
| LM | Inner Maker |
| PICRS | Program Information Control And Retrieval System |
| SSPDS | Space Shuttle Payload Data Study |