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menarche
me·nar·che
[
mə nrkee
]
(
plural
me·nar·ches
)
noun
Definition:
first menstruation:
the first time that a girl or young woman menstruates
[
Early 20th century. <meno- + Greek
arkhē
"beginning"
]
me·nar·che·al
adjective
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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me·nar·che·al adjective
