| Acronym | Meaning |
| WORD | 2 Bytes (16 Bits) Of Digital Computer Storage |
| SIG | GNDsignal Ground |
| GW | Gross Weight |
| FLTR | Filter |
| YDT | Diving Tender (non Self-propelled)(misc) |
| TDC | Technical Directive Code |
| ARPS | Advanced Radar Processing System |
| SIMSYS | Simulation System (software) |
| UAV | Unmanned Air Vehicle |
| FRD | Facilities Requirements Document |