| Acronym | Definition |
|---|
| SLSA➣Surf Life Saving Australia |
| SLSA➣State Library of South Australia |
| SLSA➣Society for Literature, Science, and the Arts |
| SLSA➣Socio-Legal Studies Association (UK) |
| SLSA➣Special Light-Sport Aircraft |
| SLSA➣St. Lawrence Seaway Authority |
| SLSA➣Saskatchewan Land Surveyors' Association |
| SLSA➣St. Louis Soaring Association (aviation) |
| SLSA➣Sandia Laboratories Softball Association |