not sympathetic or disposed toward; "unsympathetic officialdom"; "people unsympathetic to the revolution"; "his dignity made him seem aloof and unsympathetic"

not agreeing with your tastes or expectations; "found the task disagreeable and decided to abandon it"; "a job temperamentally unsympathetic to him"

(of characters in literature or drama) tending to evoke antipathetic feelings; "all the characters were peculiarly unsympathetic"

lacking in sympathy and kindness; "unkindly ancts"

To present participles which come from intransitive verbs, or are themselves employed as adjectives, to mark the absence of the activity, disposition, or condition implied by the participle;

not having an open mind; "a closed mind unreceptive to new ideas"