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. ]