The meaning of the Acronym SLS is...

SLS is

• Statement Level Simulator
• Spacelab Simulator
• Spacelab Life Sciences
• Sortie Lab Simulator
• Secondary Mirror
• Secondary Landing Site

More Meanings For SLS:

• Site Log Submission
• Software Landings System
• Strained Layer Silicon
• Selective Laser Sintering
• Supplemental Loan For Students
• Slimy Little Sucker
• Strictly Live Shit
• Stupid Little Series
• Single Light Source
• Switch Level Simulator
• Sigma Lambda Sigma
• Sweet Little Sister
• Sodium Lauryl Sulphate
• Seville Luxaury Sedan
• A Superb Level Of Service

SLS is also in:

• Adults
• Electronics
• General
• Physics
• Software
• Unfiled
• Universities