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diakinesis

[dahy-uh-ki-nee-sis, -kahy-]
noun Cell Biology.
  1. 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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Origin of diakinesis

Latinization of German Diakinese (1897); see dia-, -kinesis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for diakinesis

Historical Examples

  • 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

diakinesis

noun
  1. the final stage of the prophase of meiosis, during which homologous chromosomes start to separate after crossing over
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Word Origin

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

diakinesis in Medicine

diakinesis

(dī′ə-kə-nēsĭs, -kī-)
n.
  1. 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.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.