menstruate

verb (used without object), men·stru·at·ed, men·stru·at·ing.

1. to undergo menstruation.

verb

1. (intr) to undergo menstruation

v.1680s, probably a back-formation from menstruation, or else from Latin menstruatus, past participle of menstruare. Related: Menstruated; menstruating. v.

1. To undergo menstruation.