congruence congroid • congruency · · · Info · Definitions · Synonyms · Characters · · congruence · · Text Latin · · Script 10 · · Length Definitions · · · (noun) the quality of agreeing; being suitable and appropriate. Synonyms: congruity, congruousness. · · Noun Definition 1 Synonyms · · · congruity · · Synonym 1 congruousness · · Synonym 2 Characters · · c latin small letter c U+0063 e latin small letter e U+0065 g latin small letter g U+0067 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 u latin small letter u U+0075