fumaric acid fumaric • fumarine · · · Info · Definitions · Characters · · fumaric acid · · Text Common · · Latin · · Scripts 12 · · Length 5 · · Syllables Definitions · · · (noun) a colorless crystalline acid with a fruity taste; used in making polyester resins. Synonyms: fumaric acid. · · Noun Definition 1 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 m latin small letter m U+006D r latin small letter r U+0072 u latin small letter u U+0075