hydroxybenzoic acid hydroxybenzene • hydroxybutyricacid · · · Info · Definitions · Characters · · hydroxybenzoic acid · · Text Common · · Latin · · Scripts 19 · · Length 8 · · Syllables Definitions · · · (noun) a crystalline derivative of benzoic acid. Synonyms: hydroxybenzoic acid. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 x latin small letter x U+0078 y latin small letter y U+0079 z latin small letter z U+007A