| Acronym | Meaning |
| DDDU | Digital Decoder Driver Unit |
| NT | Newton |
| ETA | Estimated Time To Acquisition |
| PCCP | Preliminary Contract Change ProPosal |
| KIB | KiloPounds |
| VIS | Verification Information System |
| FDSC | Flight Dynamics Simulation Complex |
| OUP | OFS UPlink Processor |
| MPHE | Material And Personnel Handling EqLjipment |
| MDA | Main Distribution Assembly |