CLSH
| Acronym | Definition |
|---|---|
| CLSH | Centre de Loisirs sans Hébergement (French: Leisure Centre without Accommodation; day camp) |
| CLSH | Central Louisiana State Hospital (mental health services; Pineville, LA) |
| CLSH | Clifton Lutheran Sunset Home (Clifton, TX) |
| CLSH | Center for Lung Science and Health (University of Minnesota) |