v. i. & t. [ imp. & p. p. Evaginated; p. pr. & vb. n. Evaginating. ] To become evaginate; to cause to be evaginate. [ Webster 1913 Suppl. ]

a. [ L. evaginatus, p. p., unsheathed. See Evagination. ] Protruded, or grown out, as an evagination{ 2 }; turned inside out; unsheathed; evaginated; as, an evaginate membrane. [ Webster 1913 Suppl. ]

v. t. To insert as in a sheath; to produce intussusception in.

{ } a. (Biol.) (a) Sheathed. (b) Having one portion of a hollow organ drawn back within another portion. [ 1913 Webster ]

{ } a. [ See Vagina. ] Invested with, or as if with, a sheath; as, a vaginate stem, or one invested by the tubular base of a leaf. [ 1913 Webster ]