| Acronym | Meaning |
 | FFM | Free-Flying (Experiment) Module |
| RVR | Runway Visible (or Visual) Range |
| OVBD | Overboard |
| PACAS | Personnel Access Control Accountability System |
| HSG | High Sustained Gs Acceleration |
| FMOF | First Manned Orbital Flight |
| F/0 | Fuel/Oxidizer Ratio |
| TAA | Temporary Access Authorization |
| MCT | Mission Control Table |
| VRL | Vertical Recovery Line |
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