WordReference Random House Unabridged Dictionary of American English © 2025
his•tone
(his′tōn),USA pronunciation n. [Biochem.]
- Biochemistryany of a group of five small basic proteins, occurring in the nucleus of eukaryotic cells, that organize DNA strands into nucleosomes by forming molecular complexes around which the DNA winds.
- hist- + -one 1880–85
'histone' also found in these entries (note: many are not synonyms or translations):