| SLEM | Science Literacy Enrichment and Mathematics 
| Others |
| SLEM | Second Largest Eigenvalue Modulus
| Others |
| SLEM | Self Loading Experimental Model
| Others |
| SLEM | Self Loading Experimental Model (battle rifle of British origin)
| Others |
| SLEM | Shoe Leather Education Museum
| Others |
| SLEM | Sporting Law Enforcement Military
| Others |
| SLeM | Stichting Landschapstheater en Meer
| Others |
| SLEM | Sustainable Land and Ecosystem Management
| Others |
| SLEM | Sustainable Land and Ecosystem Management (India)
| Others |