sulfuric acid sulfuric • sulfurization · · · Info · Definitions · Synonyms · Characters · · sulfuric acid · · Text Common · · Latin · · Scripts 13 · · Length 5 · · Syllables Definitions · · · (noun) (H2SO4) a highly corrosive acid made from sulfur dioxide; widely used in the chemical industry. Synonyms: vitriol, oil of vitriol, sulfuric acid, sulphuric acid. · · Noun Definition 1 Synonyms · · · vitriol · · Synonym 1 oil of vitriol · · Synonym 2 sulphuric acid · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 f latin small letter f U+0066 i latin small letter i U+0069 l latin small letter l U+006C r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075