sesamoid adjective & noun. ['sɛsǝmɔɪd] L17.
[from SESAME + -OID, perh. after Greek sēsamoeidēs.]
A. adjective. Shaped like a sesame-seed; Anatomy designating certain small nodular bones formed in tendons passing over an angular structure, such as the kneecap and the navicular bone. L17.
b. noun. A sesamoid bone. M19.

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