Share this entry
chromatin Syllabification: chro·ma·tin
Pronunciation: /ˈkrōmədən/

Definition of chromatin in English:


The material of which the chromosomes of organisms other than bacteria (i.e., eukaryotes) are composed. It consists of protein, RNA, and DNA.
Example sentences
  • The structure of chromatin is intimately linked to the function of the eukaryotic genome.
  • Under normal conditions equal amounts of the four core histones are incorporated into chromatin.
  • The de novo assembly of silent chromatin requires passage through the S phase of the cell cycle.


Late 19th century: coined in German from Greek khrōma, khrōmat- 'color'.

Definition of chromatin in:
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove adverts and access premium resources