non-disjunctionaladj.
/ˌnɒndɪsˈdʒʌŋ(k)ʃn̩(ə)l/, /ˌnɒndɪsˈdʒʌŋ(k)ʃən(ə)l/, U.S. /ˌnɑndɪsˈdʒəŋ(k)ʃən(ə)l/, /ˌnɑndɪsˈdʒəŋ(k)ʃn(ə)l/ Genetics and Cell Biology.
Relating to, involving, or resulting from non-disjunction.
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the world > life > biology > biological processes > genetic activity > [adjective] > other processes in mitosis or meiosis
parasynaptic1910
non-disjunctional1913
asynaptic1937
stathmokinetic1939
1913 Jrnl. Exper. Zool. 15 589 10 per cent of the eggs of such a female matured in a non-disjunctional manner.
1930 Genetics 15 11 These seven non-disjunctional males were red.
1971 M. Levitan & A. Montagu Textbk. Human Genetics iii. 66 Nondisjunctional error in meiosis could involve all 23 pairs of chromosomes.
This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022).
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adj.1913