adverb
US/ˈkwɑː.lə.teɪ.tɪv.li/
UK/ˈkwɒl.ɪ.tə.tɪv.li/
In a way that is about how good something is, not how much there is.
In context
The two schools are qualitatively different, even though they have the same number of students.
Short entry. Full notes coming.