v.
Pronunciation: ' men(t)-strü- ˌ w ā t, ' men- ˌ str ā t
Function: intransitive verb
Inflected Form: -at · ed ; -at · ing
Etymology: Late Latin menstruatus, past participle of menstruari, from Latin menstrua menses, from neuter plural of menstruus monthly, from mensis
Date: 1795
: to undergo menstruation