karyokinesis

[ kar-ee-oh-ki-nee-sis, -kahy- ]

/ ˌkær i oʊ kɪˈni sɪs, -kaɪ- /

noun Cell Biology.

the series of active changes that take place in the nucleus of a living cell in the process of division.

Nearby words

karyo-, karyocyte, karyogamy, karyogenesis, karyogram, karyokinesis, karyology, karyolymph, karyolysis, karyomapping, karyomicrosome

Origin of karyokinesis

First recorded in 1880–85; karyo- + -kinesis

Related forms

kar·y·o·ki·net·ic

[kar-ee-oh-ki-net-ik, -kahy-] /ˌkær i oʊ kɪˈnɛt ɪk, -kaɪ-/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for karyokinesis

Nuclear division is usually accompanied by all the essential features of karyokinesis.
Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3|Various
Here, then (Fig. 29), we see the complex processes of karyokinesis in the first two stages of egg-cell division.
Darwin, and After Darwin (Vol. 1 and 3, of 3)|George John Romanes
Other phenomena of karyokinesis may also be closely imitated by diffusion.
The Mechanism of Life|Stphane Leduc
It is needless to say that I refer to the phenomena of karyokinesis.
Darwin, and After Darwin (Vol. 1 and 3, of 3)|George John Romanes

In the Metaphases of the Karyokinesis begins the actual division of the cell.
The Ethics of Medical Homicide and Mutilation|Austin O'Malley

British Dictionary definitions for karyokinesis

karyokinesis

/ (ˌkærɪəʊkɪˈniːsɪs, -kaɪ-) /

noun

the division of a cell nucleus in mitosis or meiosis

Derived Forms

karyokinetic (ˌkærɪəʊkɪˈnɛtɪk, -kaɪ-), adjective

Word Origin for karyokinesis

C19: from karyo- + 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

Medicine definitions for karyokinesis

karyokinesis

[ kăr′ē-ō-kə-nē′sĭs ]

n.

mitosis

Related forms

kar′y•o•ki•net′ic (-nĕt′ĭk) adj.