| Acronym | Meaning |
| TF/GM | Terrain Following/ground Mapping |
| EAPS | Engine Air Particle Separator |
| DELT | Delta |
| GTA | Ground Test Article |
| IC | Indenture Code Instruction Counter |
| AUF | Airborne Uninhabited Fighter |
| PET | Propulsion Engineering Trainer |
| ILS/SE | Integrated Logistic Support/systems Engineering |
| NPL | Power Turbine Speed Left |
| NUO | North Up |