单词 | epidermis |
释义 | Word Frequency epidermis(ˌɛpɪˈdɜːmɪs) noun 1. Also called: cuticle the thin protective outer layer of the skin, composed of stratified epithelial tissue 2. the outer layer of cells of an invertebrate 3. the outer protective layer of cells of a plant, which may be thickened by a cuticle Derived forms epidermal (ˌepiˈdermal) or epidermic (ˌepiˈdermic) or epidermoid (ˌepiˈdermoid) adjective Word origin C17: via Late Latin from Greek, from epi- + derma skin |
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