glyoxaline glyoxalin • glyoxim · · · Info · Definitions · Synonyms · Characters · · glyoxaline · · Text Latin · · Script 10 · · Length Definitions · · · (noun) an organic base C3H4N2; a histamine inhibitor. Synonyms: imidazole, iminazole. · · Noun Definition 1 Synonyms · · · imidazole · · Synonym 1 iminazole · · Synonym 2 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E o latin small letter o U+006F x latin small letter x U+0078 y latin small letter y U+0079