| Abbreviation | Definition |
|---|---|
| NVR | Naval Vessel Registry |
| NVS | Night Vision System |
| NVW | Naval War |
| NVY | Navy |
| NW | Network Warfare |
| NW | No Weapons |
| NW | No Window |
| NW | Normal Weapons |
| NW | Not Waiverable |
| NWA | No Work Available |
| NWAD | Naval Weapons Assessment Division |
| NWAI | Nuclear Weapons Acceptance Inspection |
| NWAP | Nuclear Weapons Acquisition Professional |
| NWARS | National Warfare Simulator |
| NWARS | National Wargaming Simulation |
| NWARS | National Wargaming System |
| NWB | Normal Wideband |
| NWBLTU | Normal Wideband Line Termination Unit |
| NWC | Naval War College |
| NWD | Northwestern Division, US Army Corps of Engineers |