| Acronym | Meaning |
| SYSCOM | Systems Command |
| PPBIT | Pre-periodic Built-in Test |
| GPS | Global Positioning System |
| UART | Universal Asynchronous Receiver/transmitter |
| OEM | Original Equipment Manufacturer |
| RCV | Receive |
| CCS | Change Commitment Summary |
| AYC | Accessory Change (tdc 61) |
| AFDM | Medium Auxiliary Floating Dry Dock (non Self-propelled) |
| SEA | NYMPHan/wlq-4 |