| Acronym | Meaning |
| FBCS | Fixed Base Crew Station (SMS) |
| COFR | Certificate Of Flight Readiness |
| RAD | Radian |
| PIAR | Project Impact Analysis Report |
| STAT | Status |
| RFD | Requirements Formulation Document |
| SISWG | STS Integrated Schedule Working Group |
| GAS | Get-Away Special |
| BP | C-BDC-Band |
| STIRD | SAIL Test Implementation Requirements Document |