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menstruate

/ˈmɛnstɹʊeɪt/ verb

verb Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about menstruate at Wordnik → Where our words come from →

  1. To stain with or as if with menses.
  2. To undergo menstruation, to have a period.

adjective

  1. Menstrual.

Origin

From menstruum + -ate (verb-forming suffix); sense 2 (“to undergo menstruation”) is possibly a back-formation from menstruation.

From Wiktionary, via Kaikki.org (CC BY-SA)