chromocenter

noun

chro·​mo·​cen·​ter ˈkrō-mə-ˌsen-tər 

: a densely staining aggregation of heterochromatic regions in the nucleus of some cells

Word History

Etymology

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

First Known Use

1926, in the meaning defined above

Medical Definition

chromocenter

noun

chro·​mo·​cen·​ter ˈkrō-mə-ˌsent-ər 

: a densely staining nuclear body associated with the chromatin of some cells

chromocentric

ˌkrō-mə-ˈsen-trik 

adjective