tetrasulfur in English dictionary tetrasulfur Meanings and definitions of "tetrasulfur" (chemistry) The allotrope of sulfur, S 4 having four atoms in a ring (chemistry) ( in combination ) Four atoms of sulfur in a molecule noun (chemistry) The allotrope of sulfur, S 4 having four atoms in a ring noun (chemistry) ( in combination) Four atoms of sulfur in a molecule more Grammar and declension of tetrasulfur tetrasulfur ( uncountable) tetrasulfur (uncountable) more Sample sentences with "tetrasulfur" Declension Stem Try again Authors