aloofness

State of being aloof. Rogers (1642).

The . . . aloofness of his dim forest life.

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noun

Dissociation from one's surroundings or worldly affairs: detachment, distance, remoteness. See attitude/good attitude/bad attitude/neutral attitude, concern/unconcern, include/exclude, near/far/distance.

The noun has 2 meanings:

Meaning #1: indifference by personal withdrawal
  Synonym: distance

Meaning #2: a disposition to be distant and unsympathetic in manner
  Synonyms: remoteness, standoffishness, withdrawnness