| Acronym | Meaning |
| SWOB | Salaries |
| MCC-H | Mission Control Center-Houston |
| TCP | Test Checkout Procedure |
| SCU | Service And Cooling Umbilical |
| QSMVT | Quarter Scale Model Vibration Testing |
| PYRO | Pyrotechnics |
| SE&I | SYstems Engineering And Integration |
| PGA | Power Generating Assembly |
| DISP | Dispenser |
| PFC | Preliminary Flight Certification |