English abbreviations from sls to sm
- SLS (SLS GR Log)
- SLSI (Super Large Scale Integration)
- SLSP (State Library Strategic Plan)
- SLSV (Surf Life Saving Victoria)
- SLT (Single Lens Translucent)
- SLTA (Small Laser Transmitter Assembly)
- SLTT (System-Level Technical Test)
- SLU (George F. L. Charles Airport)
- SLUG (Sintok Linux User Group)
- SLUT (Sexually Liberal Urban Teenager)
- SLV (Shimla Airport)
- slv — (s) Slovenian language (ISO 639 (2 code))
- SLW (Plan de Guadalupe International Airport)
- SLWAGL (Super Light Weight Automatic Grenade Launcher)
- SLWP (Southeastern Louisiana Writing Project)
- SLWT (Side Loadable Warping Tug)
- SLY (Salekhard Airport)
- SLZ (Marechal Cunha Machado International Airport)
- SM (smoke)
- S.M. (Sanctae Memoriae ("Of Holy Memory"))
