any of various yellow or orange butterflies of the family Pieridae.
noun, Chemistry. 1. a colorless, nonflammable, water-soluble, suffocating gas, SO 2 , formed when sulfur burns: used chiefly in the manufacture of chemicals such as sulfuric acid, in preserving fruits and vegetables, and in bleaching, disinfecting, and fumigating. sulfur dioxide A colorless, poisonous gas or liquid with a strong odor. It is formed naturally by […]
noun, Chemistry. 1. any of the class of dyes produced by heating an organic compound, as an indophenol, with sulfur or sodium polysulfide, used chiefly in dyeing cotton.
adjective 1. consisting of, containing, or pertaining to sulfur. 2. like sulfur, especially in color.
noun 1. Chemistry. a sulfide. verb (used with object), sulfureted, sulfureting or (especially British) sulfuretted, sulfuretting. 2. to treat or combine with sulfur.