Menarche Definition
mə-närkē
noun
The first menstrual period of a girl in puberty.
Webster's New World
The initial onset of menstruation, usually occurring between the ages of 10 and 15.
American Heritage Medicine
Other Word Forms of Menarche
Noun
Singular:
menarche
Plural:
menarchesOrigin of Menarche
-
First attested 1900, from German Menarche (1895), formed from meno- (“menstruation") + Ancient Greek ἀρχή (arche, “beginning").
From Wiktionary
men(o)– Greek arkhē beginning (from arkhein to begin)
From American Heritage Dictionary of the English Language, 5th Edition
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