diagnostic assay diagnostically • diagnosticate · · · Info · Definitions · Synonyms · Characters · · diagnostic assay · · Text Common · · Latin · · Scripts 16 · · Length 6 · · Syllables Definitions · · · (noun) an assay conducted for diagnostic purposes. Synonyms: diagnostic test, diagnostic assay. · · Noun Definition 1 Synonyms · · · diagnostic test · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 g latin small letter g U+0067 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074 y latin small letter y U+0079