denidation

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English[edit]

Noun[edit]

denidation (uncountable)

  1. The breakup and expulsion of the endometrium during menstruation.
    • 1894, Walter Heape, The Menstruation of Semnopithecus entellus, in Philosophical Transactions of the Royal Society of London, volume 185:
      Finally, he [Aveling] believes that menstruation is probably determined by the act of “denidation,” as he calls it, because it is from the denided surface that the menstrual flow comes.