umbilicated

Um*bil"i*cate, Um*bil"i*ca`ted, a. Etym: [L. umbilicatus. See Umbilic.] (a) Depressed in the middle, like a navel, as a flower, fruit, or leaf; navel-shaped; having an umbilicus; as, an umbilicated smallpox vesicle. (b) (Bot.) Supported by a stalk at the central point.

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