mental illness
- any of the various forms of psychosis or severe neurosis.
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Origin of mental illness
First recorded in 1960–65
Also called mental disorder, mental disease.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Related Words for mental illness
insanity, schizophrenia, depression, derangement, lunacy, madness, mania, neurosis, phobia, craziness, psychopathy, maladjustment, paranoia, psychosismental illness
- any of various disorders in which a person's thoughts, emotions, or behaviour are so abnormal as to cause suffering to himself, herself, or other people
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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
mental illness
- Any of various psychiatric conditions, usually characterized by impairment of an individual's normal cognitive, emotional, or behavioral functioning, and caused by physiological or psychosocial factors.mental disease mental disorder
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
mental illness
[mĕn′tl]
- Any of various psychiatric disorders or diseases, usually characterized by impairment of thought, mood, or behavior.
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The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.