释义 |
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
ep′i•der′mal, ep′i•der′mic, adj. ep′i•der′mi•cal•ly, adv. Collins Concise English Dictionary © HarperCollins Publishers:: epidermis /ˌɛpɪˈdɜːmɪs/ n - Also called: cuticle the thin protective outer layer of the skin, composed of stratified epithelial tissue
- the outer layer of cells of an invertebrate
- the outer protective layer of cells of a plant, which may be thickened by a cuticle
Etymology: 17th Century: via Late Latin from Greek, from epi- + derma skinˌepiˈdermal, ˌepiˈdermic, ˌepiˈdermoid adj |