obduracy obduction • obdurate · · · Info · Definitions · Synonyms · Characters · · obduracy · · Text Latin · · Script 8 · · Length Definitions · · · (noun) resoluteness by virtue of being unyielding and inflexible. Synonyms: adamance, unyieldingness. · · Noun Definition 1 Synonyms · · · adamance · · Synonym 1 unyieldingness · · Synonym 2 Characters · · 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 o latin small letter o U+006F r latin small letter r U+0072 u latin small letter u U+0075 y latin small letter y U+0079