barbitone barbiton • barbitos · · · Info · Definitions · Synonyms · Characters · · barbitone · · Text Latin · · Script 9 · · Length 3 · · Syllables Definitions · · · (noun) a barbiturate used as a hypnotic. Synonyms: barbital, veronal, diethylbarbituric acid, diethylmalonylurea. · · Noun Definition 1 Synonyms · · · barbital · · Synonym 1 veronal · · Synonym 2 diethylbarbituric acid · · Synonym 3 diethylmalonylurea · · Synonym 4 Characters · · a latin small letter a U+0061 b latin small letter b U+0062 e latin small letter e U+0065 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 t latin small letter t U+0074