| Abbreviation | Definition |
|---|---|
| SLO | Student Learning Outcome |
| SLO | Student Life Organisation |
| SLOAN-C | Sloan Consortium |
| SLOI | St. Linus Online Institute |
| SLOU | Sri Lanka Open University |
| SLS | Second Language Studies |
| SLS | Supplemental Loan for Students |
| SLSU | Southern Leyte State University |
| SLSU | Southern Luzon State University |
| SLT | School Of Leadership Training |
| SLT | Student Leadership Team |
| SLU | Saint Leo University |
| SLU | Saint Louis University |
| SLU | Southeastern Louisiana University |
| SLU | St Lawrence University |
| SLU | St. Linus University |
| SLU | Stairs and Ladders University |
| SLU | Sveriges Lantbruksuniversitet |
| SLUH | St Louis University High |
| SLUMS | Saint Louis University Mental Status |