menstruation

noun
men·​stru·​a·​tion | \ ˌmen(t)-strü-ˈwā-shən How to pronounce menstruation (audio) , 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

Keep scrolling for more

Synonyms for menstruation

Synonyms

monthlies, period

Visit the Thesaurus for More 

Examples of menstruation in a Sentence

a first menstruation can be somewhat scary for girls who are unprepared

Recent Examples on the Web

Like the woman who helped Hilda, people fleeing their home countries in hope of seeking asylum in the U.S. as part of the migrant caravan were relatively prepared for menstruation, thanks in part to aid organizations donating supplies. Annette Lin, Teen Vogue, "Migrant Caravan Teens Talk About What It's Like to Get Your Period," 20 Dec. 2018 But to me, menstruation felt more like a time bomb, a fuse that my body re-lit every single month. Therese Shechter, SELF, "Menopause Was the Best Thing to Ever Happen to Me," 13 Mar. 2019 Apps that sent information to Facebook included heart-rate monitor HR Monitor and menstruation-tracking app Flo Period & Ovulation Tracker, the Journal’s testing showed. Georgia Wells, WSJ, "Cuomo Calls for Probe Into Facebook’s Collection of Sensitive Data from Apps," 22 Feb. 2019 People with vestibular migraines can have specific triggers that bring on these symptoms, like changes in sleep patterns, menstruation, and foods like chocolate, ripened or aged cheese, and red wine, Johns Hopkins Medicine says. Korin Miller, SELF, "How to Tell if Vestibular Migraines Are Why You Get Dizzy So Often," 12 July 2018 Many religions observe rules around menstruation, and Hinduism places a special emphasis on purity and pollution. New York Times, "Where a Taboo Is Leading to the Deaths of Young Girls," 19 June 2018 But not all cultures have seen periods as a curse or a source of shame, proof that negative views of menstruation are societal constructs. Loren Savini, Allure, "Breaking the Cycle: Meet the People Who Are Fighting to End Period Stigma," 27 June 2018 As Teen Vogue has documented in other parts of the world, menstruation is often treated as a taboo subject. Annette Lin, Teen Vogue, "Migrant Caravan Teens Talk About What It's Like to Get Your Period," 20 Dec. 2018 The economics of menstruation matter — a good policy can help ensure that the cost of periods does not pose a barrier to anyone’s ability to obtain an education, live with dignity, and participate fully and productively in civic life. Jennifer Weiss-wolf, Teen Vogue, "Tampon Tax Struck Down in Nevada Vote," 7 Nov. 2018

These 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.

See More

First Known Use of menstruation

1686, in the meaning defined above

Keep scrolling for more

Learn More about menstruation

Statistics for menstruation

Last Updated

5 Apr 2019

Look-up Popularity

Time Traveler for menstruation

The first known use of menstruation was in 1686

See more words from the same year

Keep scrolling for more

More Definitions for menstruation

menstruation

noun
men·​stru·​a·​tion | \ ˌmen-strə-ˈwā-shən How to pronounce menstruation (audio) , 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- How to pronounce menstruation (audio) \

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

Keep scrolling for more

Comments on menstruation

What made you want to look up menstruation? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to affect and impair by alcohol or a drug

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Latin Quiz

  • roman forum
  • Which of the following months comes from a Latin word for “ten”?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Syn City

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!