SLS

The initialism SLS can mean several things:

Education

• St. Louis School, Hong Kong, a Hong Kong Catholic primary and secondary school
• St. Luke's School (disambiguation), initials used for multiple schools
• Shawnigan Lake School, a Canadian private secondary school
• Stanford University Law School, a US law college
• Supplemental Loan to Students, US system of loans and grants for education beyond high school
• Symbiosis Law School, a law college in India
• Same language subtitling, a technique used to promote literacy through the use of subtitles

Science and technology

• Selective laser sintering, a rapid prototyping process
• Sodium lauryl sulfate, a chemical
• Space Launch System, a proposed NASA rocket
• StarLight Scopes, image intensifier tubes used for night-vision
• Static light scattering
• The initials of the authors Jan Willem Storm van Leeuwen and Philip Bartlett Smith of the paper "Nuclear power the energy balance"
• Swiss Light Source, a Swiss synchrotron at PSI, Villigen, Switzerland

Computing

• MPEG-4 SLS, a scalable to lossless audio standard published by ISO
• Secured LAN segment
• Signaling Link Selection or Signalling Link Selection, routing label and field of the MTP2 frame in MTP
• Single-level store, memory management technology of Multics and IBM System i (AS/400)
• Softlanding Linux System, one of the first comprehensive Linux distributions

Transport

• Cadillac Seville, Cadillac Seville SLS
• Mercedes-Benz SLS AMG
• Stephenson Locomotive Society

Other

• Second Level Support, a support level in a multi-tiered technical support structure
• Second Life Syndrome, a 2005 album by Polish progressive metal band Riverside
• Serbian Liberal Party
• Service level specification, a technical interpretation of service level agreements
• Serviceability limit state, a factor in limit state design
• Sim Lim Square, a popular shopping centre for computer hardware in Singapore
• Slovenska ljudska stranka, Slovenian for the Slovene People's Party
• South Leeds Stadium, now known as the John Charles Centre for Sport
• Standard laparoscopic surgery
• Surf lifesaving
• Swing Life Style