[ dahy-uh-ki-nee-sis, -kahy- ]
/ ˌdaɪ ə kɪˈni sɪs, -kaɪ- /
noun Cell Biology.
the last stage in prophase, in which the nucleolus and nuclear envelope disappear, spindle fibers form, and the chromosomes shorten in preparation for anaphase.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Example sentences from the Web for diakinesis
Haploid (n) chromosome numbers were determined from cells in diakinesis, metaphase I, and metaphase II of meiosis.Neotropical Hylid Frogs, Genus Smilisca|William E. Duellman
British Dictionary definitions for diakinesis
/ (ˌdaɪəkɪˈniːsɪs, -kaɪ-) /
the final stage of the prophase of meiosis, during which homologous chromosomes start to separate after crossing over
Word Origin for diakinesis
C20: from dia- + Greek kinēsis movement
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 diakinesis
[ dī′ə-kə-nē′sĭs, -kī- ]
The final stage of the prophase in meiosis, characterized by shortening and thickening of the paired chromosomes, formation of the spindle fibers, disappearance of the nucleolus, and degeneration of the nuclear membrane.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.