v.
Pronunciation: in- ' va-j ə - ˌ n ā t
Function: verb
Inflected Form: -nat · ed ; -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 surface
intransitive verb : to undergo invagination