Qualitative

adj. pertaining to quality, pertaining to characteristics

"Qualitative" is an important qualifier in the following subject titles:and Qualitative marketing researchQualitative research
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Adjective
1. involving distinctions based on qualities; "qualitative change"; "qualitative data"; "qualitative analysis determines the chemical constituents of a substance or mixture"
(antonym) quantitative
2. relating to or involving comparisons based on qualities
(pertainym) chemical analysis, qualitative analysis

adj. qualitative, pertaining to characteristics; fine, having superior characteristics, excellent

adj. qualitative, pertaining to quality, pertaining to characteristics