integument
/ɪnˈtɛɡ.jʊ.mənt/ noun
Forms integuments
- noun A shell or other outer protective layer.
- noun (biology) An outer protective covering such as the feathers or skin of an animal, a rind or shell.
- noun (botany) The outer layer of an ovule, which develops into the seed coat.
Etymology
Borrowed from Latin integumentum (“a covering”).
Webster’s 1913
- noun That which naturally invests or covers another thing, as the testa or the tegmen of a seed; specifically (Anat.), a covering which invests the body, as the skin, or a membrane that invests a particular.
Etymology [L. integumentum, fr. integere to cover; pref. in- in, on + tegere to cover: cf. F. intégument. See 1st n-, and Tegument.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “integument”, CC BY-SA 4.0. Details