karyokinesis

American

[kar-ee-oh-ki-nee-sis, -kahy-] / ˌkær i oʊ kɪˈni sɪs, -kaɪ- /

noun

Cell Biology.

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

karyokinesis British

/ -kaɪ-, ˌkærɪəʊkɪˈniːsɪs, -kaɪ-, ˌkærɪəʊkɪˈnɛtɪk /

noun

the division of a cell nucleus in mitosis or 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

Other Word Forms

Derived Forms

karyokinetic

adjective

Etymology

Origin of karyokinesis

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Karyokinesis is unnecessary because there is no nucleus and thus no need to direct one copy of the multiple chromosomes into each daughter cell.

From Textbooks • Jun. 9, 2022

Karyokinesis is unnecessary in prokaryotes because there is no nucleus.

From Textbooks • Jun. 9, 2022

K Karyokinesis, a complicated process of nuclear division, xiv.

From The Biological Problem of To-day Preformation Or Epigenesis? The Basis of a Theory of Organic Development by Hertwig, Oscar

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023