What does OSL stand for?

International Order of Saint Luke the Physician (EA)

Oberspreewald-Lausitz - German license plate city code

Object Script Language (SAUS)

Observed Significance Level (SAUS)

Office of the Secretary of Labor (SAUS)

Oil Seal

Old - Church Slavonic - Language, etc.

Old Style Latin (ADA)

Ontario Safety League (SAUS)

Open/Short Locator

Open Source Laboratory

Open Source License

Operand Specification List (SAUS)

Operating Safety Limit (SAUS)

Operating System Language

Operational Safety Limit (SAUS)

Operator Set Loop - Electronics (ECII)

Optically Stimulated Luminescence - Analytical Chemistry

Optical Storage Ltd.

Optimization Subroutine Library - Computer science (HODG)

Orbital Space Laboratory (SAUS)

Orbiting Solar Laboratory (SAUS)

Orbiting Space Laboratory

Order of St. Luke the Physician of America (EA)

Ordnance Sub-Lieutenant - British military (DMA)

Oregon Short Line Railroad - of Union Pacific Railroad Co.

Organic Semiconductor LASER - Materials science

Osgood-Schlatter Lesion - Medicine (STED)

Osler Resources, Inc. - Vancouver Stock Exchange symbol

Oslo - Norway - Airport symbol (OAG)

O'Sullivan Corp. - AMEX symbol (SPSG)

Outer Structured Layer (SAUS)

Outstanding Leg - NASA (KSC)

Seitel - Toronto Stock Exchange symbol - Canada

Sioux Lookout Public Library, Ontario - Library symbol - National Library of Canada (NLC)

University of Oregon, School of Librarianship, Eugene, OR - OCLC symbol (OCLC)