| Acronym | Meaning |
| ELEV | Elevation |
| ENAV | Electronic Navigation |
| RFP | Request For Proposal |
| T/F | Terrain Following |
| PMDB | Project Master Data Base (trw Ir&d Project Name) |
| IRAC | International Requirements & Criteria |
| TFU | Turret Flir Unit |
| SJAG | Software Engineering Environment (see) Joint Activities Group |
| CETS | Contractor Engineering And Technical Services |
| PMTC | Pacific Missle Test Center (point Mugu) |