From Longman Dictionary of Contemporary Englishmenstruatemen‧stru‧ate /ˈmenstrueɪt/ verb [intransitive] HBHwhen a woman menstruates, usually every month, blood flows from her body —menstruation /ˌmenstruˈeɪʃən/ noun [uncountable]→ See Verb table
Examples from the Corpus
menstruate• The spine grows rapidly during puberty and most of that growth is completed by the time a girl begins to menstruate.• She did not regularly use tampons and was not menstruating at the time of admission.• Fenna did not want her to menstruate, Fenna would not allow her to desire.• We will be menstruating for about 30 years of our lives.• A woman who was menstruating was not allowed into the Temple.• Insemination was defined as successful if the woman did not menstruate when expected and subsequently had a positive pregnancy test result.Origin menstruate (1800-1900) Late Latin past participle of menstruari, from Latin menstruus “monthly”, from mensis “month” 