n.
1.a state of separation between persons or groups
2.the act of isolating something
3.a feeling of being disliked and alone
4.preference for seclusion or isolation
5.(psychiatry) a defense mechanism in which memory of an unacceptable act or impulse is separated from the emotion originally associated with it
6.a country's withdrawal from internal politics
Idiom of the Day
shake hands with (someone)
to shake the hand of someone to greet them
I shook hands with my neighbor when I first met him.