disulfur in English dictionary disulfur Meanings and definitions of "disulfur" (chemistry, in combination) Two atoms of sulfur in a compound. noun (inorganic chemistry, in combination) Two atoms of sulfur in a compound. more Grammar and declension of disulfur disulfur ( not comparable) disulfur (uncountable) more Sample sentences with "disulfur" Declension Stem Try again Available translations French Hungarian Japanese Persian Serbian Serbo Croatian Authors