menstruation
noun
men·stru·a·tion
| \ ˌmen(t)-strü-ˈwā-shən
, men-ˈstrā-\
, men-ˈstrā-\
Definition of menstruation
: a cyclical discharging of blood, secretions, and tissue debris from the uterus that recurs in nonpregnant breeding-age primate females at approximately monthly intervals and that is considered to represent a readjustment of the uterus to the nonpregnant state following proliferative changes accompanying the preceding ovulation
also
: period sense 6c
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Examples of menstruation in a Sentence
a first menstruation can be somewhat scary for girls who are unprepared
Recent Examples on the Web
Sounds pretty dull, doesn’t it, and indeed there are a few times when the intricacies of theories about women’s menstruation and menopause get a shade too scholarly for the usual play-going audience. — Joanne Engelhardt, The Mercury News, "Theater review: More to “How and Why’ than meets the eye," 18 July 2019 On average, breast development occurred four months earlier in those with migraine, and menstruation started five months earlier. — Anne Saker, Cincinnati.com, "Puberty and migraines have an early connection for girls, UC study finds," 16 July 2019 Many people—men and women alike—won’t as much as mention menstruation. — Annalisa Merelli, Quartz at Work, "How the female CEO of an Indian startup avoids hiring sexist men," 14 June 2019 Rachael’s radical hypothesis is that menstruation is necessary to flush out bacteria and guck that enter women’s bodies along with sperm during intercourse. — Joanne Engelhardt, The Mercury News, "Theater review: More to “How and Why’ than meets the eye," 18 July 2019 Claiming to harness the renewal energy the new moon brings, moon circles celebrate the female body, menstruation, intention-setting and more. — Flora Tsapovsky, SFChronicle.com, "Why is every activity making us sit in a circle right now?," 26 June 2019 Given the nature of the business, Mohan thinks it’s important that all employees have a somewhat comfortable relationship with menstruation. — Annalisa Merelli, Quartz at Work, "How the female CEO of an Indian startup avoids hiring sexist men," 14 June 2019 This program qualifies women to answer questions of religious law relating to issues around women’s bodies such as menstruation and fertility. — Beth Kissileff, sun-sentinel.com, "Terrorism victim’s mother looks back on a journey from grief to joy," 3 July 2019 Cramps caused by anything other than menstruation are called secondary dysmenorrhea. — Sophia Caraballo, Woman's Day, "Having Cramps After Your Period Isn't 'Normal'," 25 June 2019These example sentences are selected automatically from various online news sources to reflect current usage of the word 'menstruation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for menstruation
menstruation
noun
men·stru·a·tion
| \ ˌmen-strə-ˈwā-shən
, men-ˈstrā-shən\
, men-ˈstrā-shən\
Kids Definition of menstruation
: a discharge of bloody fluid from the uterus that usually happens each month
menstruation
noun
men·stru·a·tion
| \ ˌmen(t)-strə-ˈwā-shən, men-ˈstrā-
\
\
Medical Definition of menstruation
: a discharging of blood, secretions, and tissue debris from the uterus that recurs in nonpregnant human and other primate females of breeding age at approximately monthly intervals and that is considered to represent a readjustment of the uterus to the nonpregnant state following proliferative changes accompanying the preceding ovulation
also
: period sense 1b
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