personality disorder

personality disorder definition - medical

personality disorder

noun
Any of a group of disorders in which patterns of perceiving, relating to, and thinking about one's self and one's environment interfere with the long-term functioning of an individual, often manifested in deviant behavior and lifestyle.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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