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 American Sign Language
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
American Sign Language: Abbreviated ASL. A complete, complex language that employs signs made with the hands and other movements, including facial expressions and postures of the body, used primarily by people in North America who are deaf.