karyosome

[ kar-ee-uh-sohm ]

noun

, Cell Biology.

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

karyosome

/ ˈkærɪəʊˌsəʊm /

noun

1. any of the dense aggregates of chromatin in the nucleus of a cell
2. the nucleus of a cell

Word History and Origins

Origin of karyosome¹

First recorded in 1885–90; karyo- + -some ³

Example Sentences

The nucleus is dividing up into a number of daughter-nuclei (d.n), each with a conspicuous karyosome (ky).

From Project Gutenberg

Each ♀ merozoite has a chromatic nucleus (n) without a karyosome.

From Project Gutenberg