supreme authority supreme allied commander europe • supreme being · · · Info · Definitions · Synonyms · Characters · · supreme authority · · Text Common · · Latin · · Scripts 17 · · Length 7 · · Syllables Definitions · · · (noun) someone with the power to settle matters at will. Synonyms: arbiter, supreme authority. Example: "She was the final arbiter on all matters of fashion." · · Noun Definition 1 Synonyms · · · arbiter · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 m latin small letter m U+006D o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079