Transportation Abbreviations and Acronyms
- SLKSportlich Leicht and Kompakt
- SLMSealift Magazine
- SLMSound Level Measuring
- SLMStock Level Management
- SLMMSimultaneous Compass Locator At Middle Marker
- SLMMSimultaneous (Compass) Locator at Middle Marker
- SLMSSofnd Level Measuring Set
- SLMSSound Level Measuring Set
- SLOSlow
- SLOCSea Lines of Communications
- SLOCSSea Lines of Communications
- SLPStreet Legal Performance
- SLRSporty Light and Racing
- SLSSaint Lawrence Seaway Development Corporation
- SLSSelf-Levelling Suspension
- SLSSeville Luxury Sedan
- SLSSuper Light and Sport
- SLSDCSaint Lawrence Seaway Development Corporation
- SLTCSoluble Threshold Limit Concentration
- SLTPPState Local Transportation Partnership Program State
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