not willing to be with other people
nonparticipating; avoiding company
Cases of word usage
1) a person who is more interested in her or his own thoughts and feelings than in things outside; a quiet, antisocial person (introvert)
2) a person suffering from severe emotional disorder, especially one who is aggressive and antisocial (psychopath)
3) a kind of mental illness producing a loss of sense of what is true or real, and emotional difficulties, antisocial behaviour etc (schizophrenia)