(n): the state of lacking unity
(n): a feeling of being disliked and alone
(n): the feeling of being alienated from other people
(n): the act of isolating something; setting something apart from others
(n): the social act of separating or parting company
(n): (psychiatry) a defense mechanism in which memory of an unacceptable act or impulse is separated from the emotion originally associated with it
(n): (psychiatry) an unconscious process that tries to reduce the anxiety associated with instinctive desires
(n): a country's withdrawal from international politics
(n): withdrawing from the activities of a group