| Abbreviation | Definition |
|---|---|
| PW | Pulse Width |
| PWAAS | Passive Wide Area Alerting System |
| PWAR | Pointes West Army Resort |
| PWB | Printed Wiring Board (Assembly) |
| PWD | Password |
| PWD | Procurement Work Directive |
| PWD | Programmed Warhead Detonation |
| PWDS | Protected Wire Distribution System |
| PWE | Primary Weapons and Equipment |
| PWF | Personnel Working File |
| PWIS | Prisoner of War Information System |
| PWL | Petroleum and Water Logistics |
| PWN | Psychological Warfare Noise |
| PWO | Principal Warfare Officer |
| PWO | Psychological Warfare Officer |
| PWR | Power |
| PWR | Pre-Positioned Wartime Reserves |
| PWRMR | Pre-Positioned War Materiel Requirement |
| PWRMR | Pre-Positioned War Reserve Materiel Requirement |
| PWRMR | re-Positioned War Reserve Materiel Requirement |