karyokinesis

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

noun

, Cell Biology.

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

karyokinesis

/ -kaɪ-; ˌkærɪəʊkɪˈniːsɪs; -kaɪ-; ˌkærɪəʊkɪˈnɛtɪk /

noun

1. the division of a cell nucleus in mitosis or meiosis

Derived Forms

• karyokinetic, adjective

Other Words From

• kar·y·o·ki·net·ic [kar-ee-oh-ki-, net, -ik, -kahy-], adjective

Word History and Origins

Origin of karyokinesis¹

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

Word History and Origins

Origin of karyokinesis¹

C19: from karyo- + Greek kinēsis movement

Example Sentences

After fertilization the nucleus of the egg divides, the first stages of karyokinesis being apparent even before complete fusion of the male and female nuclei has occurred.

From Project Gutenberg

The facts of karyokinesis are generally claimed by the school of Weismann as making exclusively in favour of continuity as absolute.

From Project Gutenberg

The similarity of these processes among all living creatures, vegetable and animal, and their extreme complication, suggests that karyokinesis is the chief factor in distributing the hereditary mass to the growing organism.

From Project Gutenberg

Nuclear division is usually accompanied by all the essential features of karyokinesis.

From Project Gutenberg

This phenomenon, namely the production of karyokinesis from centres of catabolism, may account for the abnormal karyokinesis of cancer cells and the like.

From Project Gutenberg