nicene creed Nicene • niceness · · · Info · Definitions · Characters · · nicene creed · · Text Common · · Latin · · Scripts 12 · · Length 3 · · Syllables Definitions · · · (noun) (Christianity) a formal creed summarizing Christian beliefs; first adopted in 325 and later expanded. Synonyms: Nicene Creed. · · Noun Definition 1 Characters · · space U+0020 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E r latin small letter r U+0072