evaginate (v.)youdaoicibaDictYouDict[evaginate 词源字典]
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.[evaginate etymology, evaginate origin, 英语词源]