denidation

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• denidation — noun the breakup and expulsion of the endometrium during menstruation Finally, he [sc. 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… …   Wiktionary

• denidation — Exfoliation of the superficial portion of the mucous membrane of the uterus; stripping off of the menstrual decidua. [L. de, from, + nidus, nest] * * * den·i·da·tion .den ə dā shən …   Medical dictionary