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Definition of: sesamoid
(ses′ə·moid) adjective Anat.
1. Having the shape of a sesame seed; obovate; nodular: said specifically of certain bones, cartilages, and nodules.
2. Pertaining to a sesamoid.
—noun A sesamoid bone or cartilage, as the kneecap. [<L sesamoides <Gk. sēsamoeidēs <sēsamon sesame + eidos form]
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