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karyosome

[kar-ee-uh-sohm] /ˈkær i əˌsoʊm/
noun, Cell Biology
1.
Also called chromocenter. any of several masses of chromatin in the reticulum of a cell nucleus.
2.
a chromosome.
Origin
1885-1890
1885-90; karyo- + -some3
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for karyosome
  • Trophozoites possess a single nucleus that contains a small, centrally-located karyosome and fine peripheral chromatin.
  • The karyosome is pleomorphic, and may be minute to large and compact to diffuse, and centrally or eccentrically-located.
  • Trophozoites contain a large nucleus with a large, centrally-located karyosome but no peripheral chromatin.
British Dictionary definitions for karyosome

karyosome

/ˈkærɪəʊˌsəʊm/
noun
1.
any of the dense aggregates of chromatin in the nucleus of a cell
2.
the nucleus of a cell
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
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karyosome in Medicine

karyosome kar·y·o·some (kār'ē-ə-sōm')
n.
An aggregation of chromatin in the nucleus of a cell not undergoing mitosis.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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