[men-stroo-eyt, -streyt]

Origin of menstruate

1640–50; v. use of earlier menstruate menstruous, Middle English < Late Latin mēnstruātus, equivalent to mēnstru(a) monthly courses (see menstrual) + -ātus -ate1
Related formsun·men·stru·at·ing, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for menstruate

Contemporary Examples of menstruate

Historical Examples of menstruate

  • And when the woman is on the point of ceasing to menstruate she does not do so smoothly and comfortably.


    William J. Robinson

  • Many women do not menstruate and do not become pregnant while they are nursing.


    William J. Robinson

  • The consumptive girl did not menstruate because she had not the vitality to do so.

  • It is extremely rare for a woman to conceive who does not menstruate regularly.

    Fruits of Philosophy

    Charles Knowlton

  • When the girl returns to the tent it is known that she has begun to menstruate.

British Dictionary definitions for menstruate


  1. (intr) to undergo menstruation

Word Origin for menstruate

C17: from Latin menstruāre, from mensis month
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for menstruate

1680s, probably a back-formation from menstruation, or else from Latin menstruatus, past participle of menstruare. Related: Menstruated; menstruating.

Online Etymology Dictionary, © 2010 Douglas Harper

menstruate in Medicine


  1. To undergo menstruation.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.