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Pronunciation: eks-tin'gwish


  1. To abolish; to quench, as a flame; to cause loss of identity; to destroy.
  2. In psychology, to progressively abolish a previously conditioned response.

See: conditioning

[L. extinguo, to quench]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.