| Acronym | Meaning |
| DARPA | Defense Advanced Research Projects Agency |
| CFI | Contractor Final Inspection |
| TF | Terrain Following |
| VLV | Valve |
| E2 | Exponential Elevation Display |
| SQL | Standard Query Language |
| MAOT | Maximum Allowable Operating Time |
| AME | Aviation Metalsmith (environmental Control Syst) |
| ROCD | Reuse Operational Concept Document |
| OTPI | On Top Position Indicator |