menarche
[ muh-nahr-kee, me- ]
nounPhysiology.
the first menstrual period; the establishment of menstruation.
Origin of menarche
11895–1900; men- + archḗ beginning
Other words from menarche
- men·ar·che·al, men·ar·chi·al, adjective
Words Nearby menarche
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for menarche
menarche
/ (mɛˈnɑːkɪ) /
noun
the first occurrence of menstruation in a woman's life
Origin of menarche
1C20: New Latin, from Greek mēn month + arkhē beginning
Derived forms of menarche
- menarcheal or menarchial, adjective
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
Scientific definitions for menarche
menarche
[ mə-när′kē ]
The first menstrual period.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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