| Acronym | Meaning |
 | IOC | Joint Operations Center |
| TFF | Time To Free Fall |
| OBS | Operational Bioinstrumentation System |
| NOT | ProvideNot Provided |
| FMCF | First Manned Captive Flight |
| SDM | Subsystem Design Manuals |
| CS | STS Cargo Operations (KSC Directorate) |
| HAL | High Order Assembly Language |
| FF | Free Flight |
| TIFS | Total In-Flight Simulator |
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