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Definition of Tarsus
Medically reviewed by Min Clinic Staff | Updated: January 2026
Tarsus: Any broad flat surface. The flat of the eyelid is called the tarsus, as is the base of the heel. The bones in the heel are collectively called the bony tarsus. Tarsus comes from the Greek "tarsos" meaning a wicker framework or basket. See also: Bony tarsus.