| Acronym | Meaning |
| VS | Versus |
| FPOV | Fuel Preburner Oxidizer Valve |
| VCO | Voltage Controlled Oscillator (Oscillation) |
| MD | MalfunctionDetection |
| HIPO | Hierarchical Input/Process Output |
| TC | Test Conductor (Controller) |
| LPFT | Low-pressure Fuel Turbopump |
| ETC | Greenbelt |
| GAS | Get-Away Special |
| NOAA | National Oceanic And Atmospheric Administration |