The meaning of the Acronym PSL is...

PSL is

• Public Software Library
• Permanent Seat License
• Process Specification Language

More Meanings For PSL:

• PolyStyrene Latex
• Porous Silicon Layer
• Physics Soccer League
• Psychometric Services, Ltd.
• Products And Services Listing
• Personal Stop Loss
• Parallel Strand Lumber
• Public Software Library
• Permanent Seat License
• Process Specification Language
• Personal Seat License
• Problem Statement Language
• Propellant Seal
• Pressure Seal
• Perpendicular to the Sun Line

PSL is also in:

• Electronics
• Firms
• General
• Housing
• Military
• NASA
• Software
• Stock Exchange
• Universities