GSLS
| Acronym | Definition |
|---|---|
| GSLS | Graduate School of Life Sciences (various locations) |
| GSLS | Good Shepherd Lutheran School (Collinsville, IL) |
| GSLS | Graduate School of Library Science (various schools) |
| GSLS | Ginseng Stem-Leaves Saponins (traditional chinese medicines) |
| GSLS | Golden State Laundry Systems (California) |
| GSLS | Greater St. Louis Soccer League (Missouri) |
| GSLS | Graduate School of Legal Studies (various universities) |