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Pronunciation: dis-tor'shun


  1. psychiatry a defense mechanism that helps to repress or disguise unacceptable thoughts.
  2. dentistry permanent deformation of the impression material after the registration of an imprint.
  3. A twisting out of normal shape or form.
  4. ophthalmology unequal magnification over a field of view.

[L. distortio, fr. dis-torqueo, to wrench apart]

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