epidermis
UK /ˌɛp.ɪˈdɜː.mɪs/ · US /ˌɛp.əˈdɝ.mɪs/ noun
Forms epidermides epidermises
- noun The outer, protective layer of the skin of vertebrates.
- noun The similar outer layer of cells in invertebrates and plants.
Synonyms
Etymology
Borrowed from Latin epidermis, from Ancient Greek ἐπιδερμίς (epidermís), ἐπί (epí, “on top of”) + δέρμα (dérma, “skin”). Equivalent to epi- + dermis.
Webster’s 1913
- noun The outer, nonsensitive layer of the skin; cuticle; scarfskin.
- noun The outermost layer of the cells, which covers both surfaces of leaves, and also the surface of stems, when they are first formed. As stems grow old this layer is lost, and never replaced.
Etymology [L., fr. Gr. Tear, v. t.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “epidermis”, CC BY-SA 4.0. Details