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centrosome

[sen-truh-sohm]
noun Cell Biology.
  1. a small region near the nucleus in the cell cytoplasm, containing the centrioles.
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Origin of centrosome

First recorded in 1895–1900; centro- + -some3
Related formscen·tro·som·ic [sen-truh-som-ik] /ˌsɛn trəˈsɒm ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for centrosome

Historical Examples of centrosome

  • In the centre of each aster is a Centrosome, and this may have a Centrosphere about it.

    The Ethics of Medical Homicide and Mutilation

    Austin O'Malley

  • The centrosome was also conspicuous in all of the cells of this group.

  • The centrosome, with its fibres, brings about the separation of these two halves.

  • The centrosome is too problematical as yet for much comment.

  • It is true that we may not yet know the source of this centrosome.


British Dictionary definitions for centrosome

centrosome

noun
  1. a small body in a cell where microtubules are produced. In animal cells it surrounds the centrioleAlso called: centrosphere
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Derived Formscentrosomic (ˌsɛntrəˈsɒmɪk), adjective
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

Word Origin and History for centrosome

n.

1889, from German centrosoma (1888), coined by German zoologist Theodor Boveri (1862-1915), from centro- (see center (n.)) + -some (3)).

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Online Etymology Dictionary, © 2010 Douglas Harper

centrosome in Medicine

centrosome

(sĕntrə-sōm′)
n.
  1. A small region of cytoplasm adjacent to the nucleus that contains the centrioles and serves to organize microtubules.cytocentrum microcentrum
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

centrosome in Science

centrosome

[sĕntrə-sōm′]
  1. A specialized region of the cytoplasm that is located next to the nucleus of a cell and contains the centrioles. The cells of most eukaryotes except plants have centrosomes.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.