Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of BSL
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
BSL: 1. Biosafety level, as in a BSL-4 laboratory. 2.Biohazard safety level. 3.Blood sugar level. 4.British Sign Language.