BLSE
| Acronym | Definition |
|---|---|
| BLSE | Bêta-Lactamases a Spectre Élargi (French: Extended Spectrum Beta-Lactamases; microbiology) |
| BLSE | Banja Luka Stock Exchange |
| BLSE | Battle Lab Support Element |
| BLSE | Baltic Logistic System Eesti (Estonian: Baltic Logistic System Estonia) |
| BLSE | Basic Life Skills Education (Secondary Education for Seniors; Suriname) |
| BLSE | Basal Layer of Skin Epithelium |