[ kar-ee-uh-sohm ]
/ ˈkær i əˌsoʊm /

noun Cell Biology.

Also called chromocenter. any of several masses of chromatin in the reticulum of a cell nucleus.
a chromosome.

Origin of karyosome

First recorded in 1885–90; karyo- + -some3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for karyosome

British Dictionary definitions for karyosome


/ (ˈkærɪəʊˌsəʊm) /


any of the dense aggregates of chromatin in the nucleus of a cell
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

Medicine definitions for karyosome


[ kărē-ə-sōm′ ]


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.