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nondisjunction

[ non-dis-juhngk-shuhn ]

noun

, Biology.
  1. the failure of chromosomes to separate and segregate into daughter cells at division.

nondisjunction

/ ˌnɒndɪsˈdʒʌŋkʃən /

noun

  1. the failure of paired homologous chromosomes to move to opposite poles of the cell during meiosis

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Word History and Origins

Origin of nondisjunction1

First recorded in 1910–15; non- + disjunction

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nondisclosure agreementnondistinctive

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