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cytokinesis

American  
[sahy-toh-ki-nee-sis, -kahy-] / ˌsaɪ toʊ kɪˈni sɪs, -kaɪ- /

noun

Cell Biology.
  1. the division of the cell cytoplasm that usually follows mitotic or meiotic division of the nucleus.


cytokinesis British  
/ -kaɪ-, ˌsaɪtəʊkɪˈniːsɪs /

noun

  1. division of the cytoplasm of a cell, occurring at the end of 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

cytokinesis Scientific  
/ sī′tō-kə-nēsĭs,-kī- /
  1. The division of the cytoplasm of a cell following the division of the nucleus during cell division.

  2. See Note at mitosis


Other Word Forms

Etymology

Origin of cytokinesis

First recorded in 1915–20; cyto- + -kinesis

Vocabulary lists containing cytokinesis

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.

See Examples For:

The team focused on two major causes of whole genome duplication: cytokinesis failure and mitotic slippage.

From Science Daily May 25, 2026

During cytokinesis failure, the cell completes nearly the entire division process but fails at the final step where it physically splits into two separate cells.

From Science Daily May 25, 2026

"The temporal ratchet mechanism fundamentally alters our view of how cytokinesis works," emphasized Jan Brugués, corresponding author of the study.

From Science Daily Feb. 28, 2026

In cells such as animal cells that lack cell walls, cytokinesis starts during late anaphase.

From Textbooks Jun. 9, 2022

The pollen grains undergo mitosis without cytokinesis, resulting in four mature pollen grains with two nuclei each.

From Textbooks Jan. 1, 2015

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