Psi - Miscellaneous

Miscellaneous

• Pechersk School International, in Kiev, Ukraine
• Permanent Staff Instructor, in the British Army
• PSI-20, a stock market index of companies that trade on Euronext Lisbon, the main stock exchange of Portugal
• Presentence investigation, in law, an investigation into the history of person convicted of a crime, before sentencing
• Pre-shipment inspection, a method of quality control
• Professional Skills Institute, a private university in Toledo, Ohio
• Pitch Shifter Industries, an acronym used by the British band Pitchshifter