a disorder in which inappropriate, intense apprehension and physical symptoms of fear occur so frequently as to produce significant impairment.
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British Dictionary definitions for panic disorder
psychiatry a condition in which a person experiences recurrent panic attacks
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medicine definitions for panic disorder
An anxiety disorder characterized by the occurrence of intense episodes of extreme anxiety and accompanying symptoms such as shortness of breath, chest pain, sweating, and dizziness.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.