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conversion disorder

noun, Psychiatry.
1.
a mental disorder in which physical symptoms, as paralysis or blindness, occur without apparent physical cause and instead appear to result from psychological conflict or need.
Also called conversion hysteria.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for conversion hysteria

conversion disorder

noun
1.
a psychological disorder in which severe physical symptoms like blindness or paralysis appear with no apparent physical cause
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
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conversion hysteria in Medicine

conversion disorder n.
A disorder involving the loss or alteration of physical functioning, such as paralysis, voice loss, tunnel vision, or seizures, that is the result of a psychological involvement or need rather than a physical illness or disease. Also called conversion hysteria, conversion hysteria neurosis, conversion reaction.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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