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 Lunula
Medically reviewed by Min Clinic Staff | Updated: January 2026
Lunula: 1. The crescent-shaped area at the base of a fingernail or toenail. 2. Any small crescent- or moon-shaped area or structure.
Lunula is the diminuitive of the Latin luna, the moon. Also called the lunule.