/ Dictionary / Index S sulfuric acid: Meaning and Definition of Find definitions for: sulfu'ric ac'id Pronunciation: [key] — Chem. Chem. a clear, colorless to brownish, dense, oily, corrosive, water-miscible liquid, HSO, usually produced from sulfur dioxide: used chiefly in the manufacture of fertilizers, chemicals, explosives, and dyestuffs and in petroleum refining. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. sulfuric sulfuric anhydride Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language