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(biology) An outer protective covering such as the feathers or skin of an animal, a rind or shell. / (botany) The outer layer of an ovule, which develops into the seed coat.

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integument

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integument

/ɪnˈtɛɡ.jʊ.mənt/

noun

(biology) An outer protective covering such as the feathers or skin of an animal, a rind or shell. / (botany) The outer layer of an ovule, which develops into the seed coat.