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Pronunciation: de've-a'shun


  1. A turning away or aside from the normal point or course.
  2. An abnormality.
  3. In psychiatry and the behavioral sciences, a departure from an accepted norm, role, or rule.
  4. A statistical measure representing the difference between an individual value in a set of values and the mean value in that set.

Synonym(s): deviance

[L. devio, to turn from the straight path, fr. de, from, + via, way]

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