histone
his.tone \'his-.to-n\ n [ISV] : any of various simple water-soluble proteins that yield a high proportio n of basic amino acids on hydrolysis and are found esp. in glandular tissues (as thymus) combined with deoxyribonucleic acid
Webster's English Dictionaryhis.tone \'his-.to-n\ n [ISV] : any of various simple water-soluble proteins that yield a high proportio n of basic amino acids on hydrolysis and are found esp. in glandular tissues (as thymus) combined with deoxyribonucleic acid