- PSL
PSL may refer to:In science and technology:
*Percentage of the speed of light
*Process Specification Language
*Productora de Software Ltda In mathematics:
*Projective Special Linear group In society:
*Partido Social Liberal, Brazilian political party
*Party for Socialism and Liberation
*Polskie Stronnictwo Ludowe - Polish People's PartyIn places:
*Port St. Lucie, Florida
*Port Sunlight railway station , England; National Rail station code PSL
*Perth Airport (Scotland) , IATA airport codeOther:
*Penang Sign Language
*Personal Seat License , used to get season tickets at sports stadiums
*Personal Stop Loss
*Polaris Software Lab Ltd, an Indian financial software company.
*Portable Standard Lisp
*POWER Systems Linux
*Preferred Supplier List
*Premier Soccer League , in South Africa
*Presentation Services Limited (PSL Events), British conference and events company
*Projective special linear group
*Property Specification Language
*Puşca Semiautomată cu Lunetă , Romanian sniper rifle
*Parallel Strand Lumber , a manufactured high-strength composite wood product used in the construction industry.
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