| Acronym | Definition |
|---|
| PSR | Physicians for Social Responsibility |
| PSR | Poster |
| PSR | Psychosocial Rehabilitation |
| PSR | Pacific School of Religion |
| PSR | Project Study Report |
| PSR | Pre-Sentence Report |
| PSR | Primary Surveillance Radar |
| PSR | Periodontal Screening and Recording |
| PSR | Problem Steps Recorder (Microsoft Windows) |
| PSR | Pressure-State-Response |
| PSR | Policy and Survey Research |
| PSR | Project Status Report |
| PSR | Polarimetric Scanning Radiometer |
| PSR | Price/Sales Ratio |
| PSR | Periodic Safety Review |
| PSR | Proton Storage Ring |
| PSR | Potential Support Ratio (United Nations pPopulation Division) |
| PSR | Point of Safe Return |
| PSR | Pre-Ship Review |
| PSR | Perfectly Stirred Reactor |
| PSR | Pre-Shipment Review |
| PSR | Pipelines Safety Regulations (UK) |
| PSR | Rwandan Socialist Party |
| PSR | Private Sponsorship of Refugees (Canada) |
| PSR | Pacific-Sierra Research Corporation |
| PSR | Program Support Representative |
| PSR | Police Service Representative (police departments) |
| PSR | Product Support Representative |
| PSR | Phase Shift Register |
| PSR | Pescara, Italy - Liberi (Airport Code) |
| PSR | Primary Science Review (UK school teachers journal) |
| PSR | Pacific Sound Resources |
| PSR | Personal Service Representative |
| PSR | Photic Sneeze Reflex |
| PSR | Project Status Review |
| PSR | Performance Summary Report |
| PSR | Photonic Slot Routing (IEEE) |
| PSR | Panavision Silent Reflex (film camera) |
| PSR | Packet Success Rate |
| PSR | Parallel Synchronized Randomness (scientific theory) |
| PSR | Primary Surface Recuperator (gas-to-gas heat exchanger) |
| PSR | Primary Status Register |
| PSR | Phrase Structure Rule (linguistics) |
| PSR | Preliminary Safety Report |
| PSR | Precision Segmented Reflector |
| PSR | Public Search Room |
| PSR | Personnel Status Report |
| PSR | Purdue Solar Racing (West Lafayette, Indiana) |
| PSR | Priorité Socialiste Réunion (French: Socialist Priority of Reunion) |
| PSR | Product Sales Representative |
| PSR | Program Support Review |
| PSR | Performance Status Report (Lucent) |
| PSR | Procurement Status Report |
| PSR | Page Send-Receive |
| PSR | Pro Specia Rara (Latin: Rare Species) |
| PSR | Princely States Report (India) |
| PSR | Program Summary Record (USAF purchase requests) |
| PSR | Program on Survey Research (Harvard University; Massachusetts) |
| PSR | Perceptual Soundfield Reconstruction |
| PSR | Performance, Scalability and Reliability Testing |
| PSR | Propeller Shaft Rate |
| PSR | Parachute Status Report |
| PSR | Predicted Sonar Range |
| PSR | Parental Supervision Required |
| PSR | Primary System Relief |
| PSR | Partial Scan Results |
| PSR | Program System Request |
| PSR | Preliminary Science Review |
| PSR | Prior Service Record |
| PSR | Production Surveillance Reporting |
| PSR | Policy Status Record (insurance) |
| PSR | Postattack Status Report |
| PSR | Price Stabilization Rate |
| PSR | Personnel Status Review |
| PSR | Production Structure Reengineering |
| PSR | Primary State Road/Route |
| PSR | Program Status Report/Review |
| PSR | Purchasing System Redesign |
| PSR | Partido Socialista Revolutionário (Socialist-Revolutionary Party, Portuguese Party) |
| PSR | Private Sector Reports |
| PSR | Productivity Software Resources, Inc. |
| PSR | Protected Switch Ring (Overture Networks) |
| PSR | Project Supervision Rating |
| PSR | Path Segment Restoration (computer networks) |
| PSR | Personal Savings Rate (finance) |
| PSR | Polskie Stowarzyszenie Racjonalistów (Polish: Polish Association of Rationalists) |
| PSR | Public Service Regulation (various locations) |
| PSR | Please Stop Requesting |
| PSR | Personal Stress Reliever |
| PSR | Pulsar |
| PSR | Puget Sound Region |