What Does PSI Stand For?

PSI has more than one possible meaning :

• PSI - Pharmaceutical Society Of Ireland
• PSI - Plan Shear Indicator
• PSI - Pollution Standard Index
• PSI - Portable Source Initiative
• PSI - Pounds Per Square Inch
• PSI - Pounds Per Square Inch Static Pressure
• PSI - Power Static Inverter

If you know of another acronym for PSI, please suggest it as a new acronym for PSI.