diagnostic

serving to identify as belonging to an individual or group studies that show that cultural diversity is a diagnostic feature of a thriving city Synonyms classic, characteristic (also diagnostical), discriminating, distinct, distinctive, distinguishing, identifying, individual, peculiar, proper, symptomatic, typicalRelated Words idiosyncratic; identifiable, pronounced, unmistakable; general, generic; common, normal, regular, usual; especial, particular, special, specific; archetypal (also archetypical), model, paradigmaticAntonyms atypical, nontypical, uncharacteristic, untypical

something that sets apart an individual from others of the same kind the thesis that moral decline is the infallible diagnostic of a decadent society Synonyms affection, attribute, attribution, character, criterion, characteristic, differentia, feature, fingerprint, hallmark, mark, marker, note, particularity, peculiarity, point, property, quality, specific, stamp, touch, traitRelated Words badge, indication, sign; emblem, symbol, token; charm, grace; excellence, merit, virtue; eccentricity, idiosyncrasy, oddity, quirk; individuality, singularity, uniqueness