adj. 25B6; adjective UNINTERESTED, indifferent, unconcerned, unmoved, uninvolved, unemotional, emotionless, dispassionate, lukewarm, unmotivated; informal couldn't-care-less; rare Laodicean.
APATHETIC
Meaning of APATHETIC in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012