isolation Meaning, Definition & Usage

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

WordNet

I`so*la"tion noun
Etymology
Cf. F. isolation.
Definitions
  1. The act of isolating, or the state of being isolated; insulation; separation; loneliness. Milman.

Webster 1913