Added 9 October 2026
menstrual
/ˈmɛn.stɹu.əl/ adjective
Latin root: mēnstruālis Wiktionary
adjective Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about menstrual at Wordnik → Where our words come from →
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Of or relating to menstruation or the menses.
menstrual period
Origin
From Middle English menstruall, from Latin mēnstruālis, from mēnstrua (“menses”), from neuter plural of mēnstruus (“of a month, monthly, of menstruation”), from mēnsis (“month”) + -ālis (“-al”); see moon.
From Wiktionary, via Kaikki.org (CC BY-SA)