Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

distinction, differentiation, diagnosis, diorism†; nice perception; perception of difference, appreciation of difference; estimation &c 466; nicety, refinement; taste &c 850; critique, judgment; tact; discernment &c (intelligence) 498; acuteness, penetration; nuances. dope [Slang], past performances. V. discriminate, distinguish, severalize†; recognize, match, identify; separate; draw the line, sift; separate the chaff from the wheat, winnow the chaff from the wheat; separate the men from the boys; split hairs, draw a fine line, nitpick, quibble. estimate &c (measure) 466; know which is which, know what is what, know 'a hawk from a handsaw' [Hamlet]. take into account, take into consideration; give due weight to, allow due weight to; weigh carefully. Adj. discriminating &c v.; dioristic†, discriminative, distinctive; nice. Phr. il y a fagots et fagots; rem acu tetigisti [Lat.]; la critique est aisee et l'art est difficile [Fr.]; miles apart; a distinction without a difference. 465a. [results of comparison. 2] Indiscrimination — N. indiscrimination†, indistinguishability; indistinctness, indistinction†; uncertainty &c (doubt) 475; incomparability &c 464.1. V. not discriminate &c 465; overlook a distinction &c (neglect) 460, confound, confuse. Adj. indiscriminate; undistinguished†, indistinguishable, undistinguishable†; unmeasured; promiscuous, undiscriminating. Phr. valeat quantum valere potest [Lat.]. 465b. [results of comparison. 3] Identification — N. identification, recognition, diagnosis, match; apperception, assimilation; dereplication; classification; memory &c 505; interpretation &c 522; cognizance (knowledge) 490. V. identify, recognize, match, match up; classify; recall, remember &c (memory) 505; find similarity (similarity) 17; put in its proper place, put in its proper niche, place in order (arrangement) 60.