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Related to hebephrenia: hebephrenic, paraphrenia, schizophrenia, PTSD


 (hē′bə-frē′nē-ə, -frĕn′ē-)
A type of schizophrenia characterized by disorganized speech and behavior, flat or inappropriate affect, and sometimes silly or inappropriate mannerisms. Also called disorganized schizophrenia.

[Greek hēbē, youth (because the onset of the disorder typically occurs in adolescence or young adulthood) + -phrenia.]

he′be·phren′ic (-frĕn′ĭk, -frē′nĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Psychiatry) a form of pubertal schizophrenia, characterized by hallucinations, delusions, foolish behaviour, and senseless laughter
[C20: New Latin, from Greek hēbē youth + -phrenia mental disorder, from phrēn mind]
hebephrenic adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌhi bəˈfri ni ə)

a form of schizophrenia characterized by emotionless, incongruous, or silly behavior, intellectual deterioration, and hallucinations.
[1880–85; < Greek hēbē- (see hebetic) + -phrenia]
he`be•phren′ic (-ˈfrɛn ɪk) adj., n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.


a form of insanity or dementia praecox that can appear at puberty, characterized by foolish behavior and deterioration of the mental faculties.
See also: Insanity
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.hebephrenia - a form of schizophrenia characterized by severe disintegration of personality including erratic speech and childish mannerisms and bizarre behavior; usually becomes evident during puberty; the most common diagnostic category in mental institutions
dementia praecox, schizophrenia, schizophrenic disorder, schizophrenic psychosis - any of several psychotic disorders characterized by distortions of reality and disturbances of thought and language and withdrawal from social contact
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References in periodicals archive ?
She is floridly psychotic, exhibits hebephrenia at times, and appears to be having conversations with people who are not there.
Psychopathological roots of early schizophrenia: Adolescent vulnerability, hebephrenia and heboidophrenia.
An example of the role that sociocultural context plays in schizophrenia can be found in the diagnostic frequency of two forms of the disorder: catatonic schizophrenia, and hebephrenia (disorganized schizophrenia).