Main Entry: in·vag·i·nate

Pronunciation: \in-ˈva-jə-ˌnāt\

Function: verb

Inflected Form(s): in·vag·i·nat·ed; in·vag·i·nat·ing

Etymology: Medieval Latin invaginatus, past participle of invaginare, from Latin in- + vagina sheath

Date: circa 1656

transitive verb 1 : enclose, sheathe
2 : to fold in so that an outer becomes an inner surfaceintransitive verb : to undergo invagination