Nondisjunction definition

nŏndĭs-jŭngkshən
The failure of paired chromosomes or sister chromatids to separate and go to different cells during meiosis.
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(biol.) The failure of paired chromosomes to pass to separate cells in meiosis.
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The failure of paired chromosomes or sister chromatids to separate and go to different cells during meiosis.
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(genetics) The failure of chromosome pairs to separate properly during meiosis.
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Other Word Forms

Noun

Singular:
nondisjunction
Plural:
nondisjunctions

Origin of nondisjunction