| Acronym | Meaning |
| IOP | Input/output Processor |
| NIU | Nacelle Interface Unit |
| COTR | Contracting Officers Technical Representative |
| T2 | Compressor Inlet Temperature |
| KI | Knowledge Information |
| ASWCSI | Antisubmarine Warfare Combat System (mk 116, Mod 5) |
| SDF | Software Development File |
| SCAS | Stability Control Augmentation System |
| ASDS | Airborne Serial Data System |
| SEMATECH | A Consortium |