The meaning of the Acronym OSL is...

OSL is

• The Order Of St Luke
• Our Savior Loves

More Meanings For OSL:

• Optimization Subroutine Library
• Object Selection Language
• Object Support Library
• Optical Stimulated Luminescence
• Oregon State Library
• Office of Student Life
• The Order Of St Luke
• Our Savior Loves
• Oriented Strand Lumber
• Operation Starting Line
• Ontario Safety League
• Overseas Service Learning
• Oslo, Norway

OSL is also in:

• Airport Codes
• Assembly
• Botany
• Educational
• General
• Libraries
• Products
• Software
• Unfiled
• Universities