Part of speech: noun

The act of contracting, or the state of being contracted.

Part of speech: noun

That which is contracted.

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Usage examples "contraction":

  1. Let us suppose that by contraction of the sphere it had diminished to one- half its diameter; and let us fix our attention on a cubic inch of the gaseous matter in any point of the mass. - "The Story of the Heavens", Robert Stawell Ball.
  2. A more important fact is that, as far as I know, extreme contraction of the pupils is not a symptom of sleeping sickness. - "The Mystery of 31 New Inn", R. Austin Freeman.
  3. The frown on the brow and the contraction of the features, just then, surely did not come from pain. - "Barren Honour: A Novel", George A. Lawrence.