| Acronym | Meaning |
 | PSST | Periodic Significant Scheduled Tasks |
| MCIU | Manipulator Controller Interface Unit |
| S/EOS | Standard Earth Observation Satellite |
| ONBT | Orbiter Neutral Buoyancy Trainer |
| FBCS | Fixed Base Crew Station (SMS) |
| NSR | National Slow Rate |
| VHF/DF | Very High Frequency Direction Finder |
| CIVT | Cargo Interface Verification Test |
| L/S | Landing Site |
| PAX | Passengers |
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