acid anhydrides acid anhydride • Acidanthera · · · Info · Definitions · Synonyms · Characters · · acid anhydrides · · Text Common · · Latin · · Scripts 15 · · Length 6 · · Syllables Definitions · · · (noun) organic compounds that react with water to form an acid. Synonyms: acyl anhydrides, acid anhydrides. · · Noun Definition 1 Synonyms · · · acyl anhydrides · · Synonym 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 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 r latin small letter r U+0072 s latin small letter s U+0073 y latin small letter y U+0079