Histone

/ˈhɪstəʊn/ noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any of various simple water-soluble proteins that are rich in the basic amino acids lysine and arginine and are complexed with DNA in the nucleosomes of eukaryotic chromatin.
  2. 2
    a simple protein containing mainly basic amino acids; present in cell nuclei in association with nucleic acids wordnet

Etymology

Borrowed from German Histon, perhaps from Ancient Greek ἵστημι (hístēmi, “make stand”) or ἱστός (histós, “loom”).

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