The meaning of the Acronym PSR is...

PSR is

• Pittsburg and Shawmut Railroad Incorporated

More Meanings For PSR:

• Primary Surveillance Radar
• Pressure State Response
• Perfectly Stirred Reactor
• Phoenix Sales Recruitment
• Pretender Search Rescue
• Parental Supervision Recommended
• Proclaiming The Saviors Return
• Pneumatic Smoothbore Rudesill
• Project Summary Report
• Periodontal Search and Rescue
• Periodontal Screening And Recording
• Problem Solution Result
• Project Safety Review
• Personnel Selection Report
• Patient Services Representative

PSR is also in:

• Amateur Radio
• Chemistry
• Electronics
• General
• Hospitals
• Physiology
• Positions
• Unfiled