| PPS |
Pneumatic Power Subsystem |
| PPS |
Polyphenylene Sulphide |
| PPSC |
Punjab Public Service Commission |
| PPSS |
Polyphenylene Sulphide Sulphone |
| PPT |
Project Placement and Training |
| pptv |
Parts Per Trillion by Volume |
| PPV |
Positive Pressure Ventilation |
| PPY |
Perennial Plant of the Year |
| PQ |
Performance Qualification |
| PQ |
Propellant Quantity Gaging System |
| PQA |
Procurement Quality Assurance |
| PQE |
Performance Quality Evaluation |
| PQE |
Post Qualification Experience |
| PQE |
Procurement Quality Engineering |
| PQGS |
Preliminary Quality Inspection |
| PQI |
Performance Quality Inspection |
| PQL |
Practical Quantitation Limit |
| PQO |
Performance Quality Operation |
| PQR |
Performance Quality Review |
| PQS |
Performance Qualification System |
| PQU |
Professional QUalification |
| PQV |
Personal Qualifying Volume |
| PR |
public relations |
| PR |
Performance Recognition |
| PRA |
President of the Royal Academy |
| PRA |
Probabilistic Risk Assessment |
| PRA |
Physician Recognition Award |
| PRAB |
Probabilistic Risk Assessment |
| PRACA |
Program Risk Assessment Board |
| PRAISE |
Personal Recognition Award Identifying Service Excellence |
| PRAM |
Parameter Random Access Memory |
| PrAO |
Principal Accounts Office |
| PRB |
Problem Reporting and Corrective Action |
| PRB |
Project Review Board |
| PRB |
Parachute Refurbishment Building |
| PRB |
Panel Review Board |
| PRBC |
Packed Red Blood Cells |
| PRC |
Psychiatric Rehabilitation Coordinator |
| PRC |
Physical Review C |
| PRC |
Planning Research Corporation |
| PRC |
People's Republic of China Satellite |
| PRC |
People's Republic of China |
| PRCA |
Problem Reporting and Corrective Action |
| PRCB |
Processor Control Block |
| PRCB |
Program Requirements Control Board |
| PRCB |
Program Review Control Board |
| PRCB |
Program Requirements Change Board |
| PRCBD |
Program Review Control Board Directive |
| PRCBD |
Program Requirements Control Board Directive |
| PRCS |
Proactive Reporting And Correcting Safeguard |