chro·​mo·​cen·​ter ˈkrō-mə-ˌsen-tər How to pronounce chromocenter (audio)
: a densely staining aggregation of heterochromatic regions in the nucleus of some cells

Word History


probably borrowed from Italian cromocentro, from cromo- chromo- + centro center entry 1

First Known Use

1926, in the meaning defined above

Time Traveler
The first known use of chromocenter was in 1926

Dictionary Entries Near chromocenter

Cite this Entry

“Chromocenter.” Dictionary, Merriam-Webster, Accessed 6 Dec. 2023.

Medical Definition


chro·​mo·​cen·​ter ˈkrō-mə-ˌsent-ər How to pronounce chromocenter (audio)
: a densely staining nuclear body associated with the chromatin of some cells
chromocentric adjective
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