| 单词 | nondisjunction |
| 释义 | nondisjunction[ non-dis-juhngk-shuhn ] / ˌnɒn dɪsˈdʒʌŋk ʃən / noun Biology.the failure of chromosomes to separate and segregate into daughter cells at division. Origin of nondisjunctionFirst recorded in 1910–15; non- + disjunction Words nearby nondisjunctionnondirectional, nondirective, nondirective therapy, nondisabled, nondisclosure agreement, nondisjunction, nondistinctive, non-dom, nondomiciled, nondrinker, nondrip Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for nondisjunctionnondisjunction / (ˌnɒndɪsˈdʒʌŋkʃən) / nounthe failure of paired homologous chromosomes to move to opposite poles of the cell during meiosis Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for nondisjunctionnondisjunction [ nŏn′dĭs-jŭngk′shən ] n.The failure of one or more pairs of chromosomes to separate at the miotic stage of karyokinesis, with the result that both chromosomes are carried to one daughter cell and none to the other. Other words from nondisjunctionnon′dis•junc′tion•al adj.The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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