D defs.my
Entry 4 senses Webster, 1913

Tegmen

· Teg·men · IPA /ˈtɛɡ.mən/
01 n. A tegument or covering.
pl. Tegmina ((#))
  1. 1.
    A tegument or covering.
  2. 2.
    The inner layer of the coating of a seed, usually thin and delicate; the endopleura.(Bot.)
  3. 3.
    One of the elytra of an insect, especially of certain Orthoptera.(Zool.)
  4. 4.
    Same as Tectrices.(Zool.) See: Tectrices