isolation isolation /ˌaɪsəˈleɪʃən/

noun

1. () A state of separation between persons or groups  ( isolation )
   a state of separation between persons or groups
     The hermit chose a life of isolation in the remote mountains.
   The hermit chose a life of isolation in the remote mountains.
   
2. () The act of isolating something; setting something apart from others  ( closing off , isolation )
   the act of isolating something; setting something apart from others
   
   
3. () A feeling of being disliked and alone  ( isolation )
   a feeling of being disliked and alone
   
4. A country's withdrawal from international politics  ( isolation )
   a country's withdrawal from international politics
    He opposed a policy of American isolation
   he opposed a policy of American isolation
   
5. (psychiatry) a defense mechanism in which memory of an unacceptable act or impulse is separated from the emotion originally associated with it  ( isolation )
   (psychiatry) a defense mechanism in which memory of an unacceptable act or impulse is separated from the emotion originally associated with it