Definition of menarche in English:


Line breaks: me¦nar|che
Pronunciation: /mɛˈnɑːki


  • The first occurrence of menstruation: age at menarche varies considerably between populations
    More example sentences
    • But the delayed menarche and the delayed puberty may have an effect on their growth and height.
    • Early menarche and late menopause may also increase the risk of breast cancer by affecting lifetime exposure to hormones.
    • The longer a woman's fertile life (the interval between the menarche and the menopause), the more likely she will develop Parkinson's disease.


late 19th century: modern Latin, from Greek mēn 'month' + arkhē 'beginning'.

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Pronunciation: skəʊʃ
a small amount; a little