What is "evaginate"

Evaginate \E*vag"i*nate\, 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.

Evaginate \E*vag"i*nate\, v. i. & t. [imp. & p. p. Evaginated; p. pr. & vb. n. Evaginating.] To become evaginate; to cause to be evaginate.

1650s, "withdraw (something) from a sheath;" 1660s, "to turn (a tube) inside out," from Latin evaginatus, past participle of evaginare "to unsheathe," from assimilated form of ex- (see ex-) + vagina (see vagina). Related: Evaginated; evaginating.

1. Protruded, or grown out, as an evagination; turned inside out; unsheathed; evaginated. v

2. 1 (context intransitive English) To evert a bodily organ inside surface to outside. 2 (context transitive English) To cause a bodily organ or part to turn inside out.