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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

  • cytokinetic adjective

Etymology

Origin of cytokinesis

First recorded in 1915–20; cyto- + -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.

"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

Although the stages of mitosis are similar for most eukaryotes, the process of cytokinesis is quite different for eukaryotes that have cell walls, such as plant cells.

From Textbooks • Jun. 9, 2022

The zygote undergoes mitosis without cytokinesis, resulting in a single-celled, multinucleate mass visible to the naked eye.

From Textbooks • Jan. 1, 2015

Describe the similarities and differences between the cytokinesis mechanisms found in animal cells versus those in plant cells.

From Textbooks • Apr. 25, 2013

Figure 11.17 Autopolyploidy results when mitosis is not followed by cytokinesis.

From Textbooks • Apr. 25, 2013