| Acronym | Meaning |
 | O/B | Onboard |
| AES | Atmospheric Exchange System |
| EXT | Experiment Terminal (Operator Console On Spacelab) |
| MDF | Mating/Demating Facilities |
| VSA | Variable Stability Aircraft |
| IVSI | Instantaneous Vertical Speed Indicator |
| NAR | Numerical Analysis Research |
| P&M | Preventive Maintenance |
| S&E | Science And Engineering (MSFC Directorate) |
| CONTIG | Contiguous |
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