noun Cell Biology.
a small region near the nucleus in the cell cytoplasm, containing the centrioles.

1895–1900; centro- + -some3

centrosomic [sen-truh-som-ik] , adjective
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World English Dictionary
centrosome (ˈsɛntrəˌsəʊm)
Also called: centrosphere a small body in a cell where microtubules are produced. In animal cells it surrounds the centriole

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Word Origin & History

1889, from Ger. centrosoma (1888), from centro- (see center) + Gk. soma "body."
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

centrosome cen·tro·some (sěn'trə-sōm')
A small region of cytoplasm adjacent to the nucleus that contains the centrioles and serves to organize microtubules. Also called cytocentrum, microcentrum.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
centrosome   (sěn'trə-sōm')  Pronunciation Key 
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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