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WordReference Random House Learner's Dictionary of American English © 2024ep•i•der•mis /ˌɛpəˈdɜrmɪs/USA pronunciation n. [uncountable]- Anatomythe outermost layer of the skin.
ep•i•der•mal, ep•i•der•mic, adj. WordReference Random House Unabridged Dictionary of American English © 2024ep•i•der•mis (ep′i dûr′mis),USA pronunciation n. - Anatomythe outer, nonvascular, nonsensitive layer of the skin, covering the true skin or corium.
- Zoologythe outermost living layer of an animal, usually composed of one or more layers of cells.
- Botanya thin layer of cells forming the outer integument of seed plants and ferns.
- Greek epidermís upper skin. See epi-, derma
- Late Latin: surface skin
- 1620–30
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