| Acronym | Definition |
|---|
| PSL➣Pakistan Super League (cricket; est. 2015) |
| PSL➣Premier Soccer League |
| PSL➣Port Saint Lucie (Florida) |
| PSL➣Paid Sick Leave |
| PSL➣Priority Sector Lending (finance) |
| PSL➣Polskie Stronnictwo Ludowe (Polish Peoples Party, 1895) |
| PSL➣Projeto Software Livre (Portuguese: Free Software Project; Brazil) |
| PSL➣Personal Seat License (season sporting event tickets) |
| PSL➣Party for Socialism and Liberation |
| PSL➣Project Space Leeds (UK) |
| PSL➣Plib Scripting Language |
| PSL➣Parallel Simulation Language |
| PSL➣Parallel Systems Laboratory |
| PSL➣Platform Support Layer |
| PSL➣Physical Security Layer |
| PSL➣Portable Sound Library |
| PSL➣Public Source License |
| PSL➣Protected Services List |
| PSL➣Protocol Stack Layer |
| PSL➣Protected Server Library |
| PSL➣Problem Statement Language |
| PSL➣Payment Systems Ltd. |
| PSL➣Parallel Strand Lumber |
| PSL➣Power Systems Laboratory (US NASA) |
| PSL➣Property Specification Language |
| PSL➣Posted Speed Limit |
| PSL➣Parti Social Libéral (French: Social Liberal Party) |
| PSL➣Permanent Seat License (arena ticketing) |
| PSL➣Phoenix School of Law (Arizona) |
| PSL➣Process Specification Language |
| PSL➣Priority Substances List |
| PSL➣Physical Science Laboratory (New Mexico State University) |
| PSL➣Public School League |
| PSL➣Private Sector Leasing (Edinburgh, Scotland, UK) |
| PSL➣Permissible Sound Level (audiology) |
| PSL➣Projective Special Linear (mathematics) |
| PSL➣Preferred Supplier List |
| PSL➣Professional Support Lawyer |
| PSL➣Photostimulated Luminescence |
| PSL➣Producteurs Suisses de Lait |
| PSL➣Public Service Leadership (various locations) |
| PSL➣Public Safety Leadership (various organizations) |
| PSL➣Public Street Lighting (various locations) |
| PSL➣Portable Standard LISP |
| PSL➣Public Software Library |
| PSL➣Professional Sound and Lighting (various locations) |
| PSL➣Product Service Line (various companies) |
| PSL➣Professional Standards Legislation (Australia) |
| PSL➣Pumpkin Spice Latte (beverage) |
| PSL➣Physical Sciences Laboratory |
| PSL➣Panasonic Singapore Laboratories Pte. Ltd. (research) |
| PSL➣Police School Liaison (various locations) |
| PSL➣Product Support Lead (various companies) |
| PSL➣PATROL Script Language (BMC Software) |
| PSL➣Produttori Svizzeri di Latte |
| PSL➣Photographic Science Laboratory (US Navy) |
| PSL➣Pressure Sensitive Label |
| PSL➣Parallel Track Single-Unit Long-Range Aid to Navigation (Long Range Navigation; US DoD) |
| PSL➣Peak Sidelobe Level |
| PSL➣Product Specification Level |
| PSL➣Propulsion Systems Laboratory |
| PSL➣Point Source Load (waste treatment) |
| PSL➣Price Support Loan |
| PSL➣Port of South Louisiana |
| PSL➣Prolonged Study Leave (UK) |
| PSL➣Path Switch LSR (Label Switched Router) |
| PSL➣Passive Streaming Library (Check Point Software Technologies) |
| PSL➣Pressure Safety Low |
| PSL➣Population Services Lanka (Sri Lanka) |
| PSL➣Pusca Semiautomata cu Luneta (Romanian: Semi-Automatic Rifle with Scope) |
| PSL➣Pearl Science Laboratory (Japan) |
| PSL➣Protection Switch LSR (Label Switched Router) |
| PSL➣Perverse Sexual Lust |
| PSL➣Poly-Styrene Latex |
| PSL➣Path Signal Label |
| PSL➣Passenger Service License |
| PSL➣Parts Selection List |
| PSL➣POEMS Specification Language |
| PSL➣Prepaid Service Logic (GSM networks) |
| PSL➣Protection of the Sea Levy |
| PSL➣Plant Site Logistics |
| PSL➣Polar Surface Layer |
| PSL➣Pot Smoking Loser |
| PSL➣Percent of the Speed of Light (Andromeda) |
| PSL➣Program Support Logistics |
| PSL➣Probability of Synchronization Loss |
| PSL➣Program Support Letter/Library |
| PSL➣Protected Dervices List |
| PSL➣Publication Status List |
| PSL➣Physical Sublayer (signaling) |
| PSL➣Power Signal Layout (telecommunications) |
| PSL➣Praat Scripting Language (phonetics computer program) |
| PSL➣Pina Sri Lanka |