toluene tolu balsam tree • toluic · · · Info · Definitions · Synonyms · Characters · · toluene · · Text Latin · · Script 7 · · Length 3 · · Syllables Definitions · · · (noun) a colorless flammable liquid obtained from petroleum or coal tar; used as a solvent for gums and lacquers and in high-octane fuels. Synonyms: methylbenzene. · · Noun Definition 1 Synonyms · · · methylbenzene · · Synonym 1 Characters · · e latin small letter e U+0065 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 u latin small letter u U+0075