| Abbreviation | Definition |
|---|---|
| PU | Panjab University |
| PU | Punjab University |
| PU | Partition Unit |
| PU | Propellant Utilization |
| PU | Propellant Unit |
| PUC | Presidential Unit Citation |
| PUCS | Propellant Utilization Control System |
| PUD | Peri-Urethral Diathermy |
| PUD | Peptic Ulcer Disease |
| PUDR | People's Union for Democratic Rights |
| PUE | Polyurethane Elastomer |
| PUF | Polyurethane Foam |
| PUGS | Propellant Utilization and Gaging System |
| PUL | Pointer To Unsigned Long |
| PUMA | Programmable Universal Machine For Assembly |
| PUMA | Protected User - Mode Audio |
| PUMS | Public Use Microdata Samples |
| PUR | Profiling Ultraviolet Radiometer |
| PURC | Public Utilities Regulatory Commission |
| PUS | Pointer To Unsigned Short |
| PUSH | Push Word onto Stack |
| PUSHA | Push All |
| PUSHAD | Push All Double |
| PUSHF | Push Flags onto Stack |
| PUSHFD | Push 32-Bit Flags Register |
| PUSS | Pallet Utility Support Structure |
| PUV | Propellant Utilization Valve |
| PV | Postlanding Vent |
| PVA | Property Valuation Administrator |
| PVA | Production Verification Audit |
| PVA | Propellant Valve Actuator |
| PVA | Preburner Valve Actuator |
| PVC | Polyvinyl Chloride |
| PVC | Param Vir Chakra |
| PVC | Poly Vinyl Chloride |
| PVC | Postlanding Vent Control |
| PVD | Peripheral Vascular Disease |
| PVF | Polyvinyl Fluoride |
| PVL | Parameter Value Language |
| PVN | Placement Vacancy Notice |
| PVO | Private Volunteer Organization |
| PVP | Protected Video Path |
| PVQ | Pressure Vessel Quality |
| PVR | Personal Video Recorder |
| PVR | Party Versus Radicals |
| PVR | Precision Voltage Reference |
| PVS | Power Vent Surface |
| PVSM | Param Visisht Seva Medal |
| PVT | Pyrotechnic Verification Test |
| PVT | Preflight Verification |