from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A type of schizophrenia characterized by foolish mannerisms, senseless laughter, delusions, hallucinations, and regressive behavior.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A type of mental disorder occurring during puberty.
  • n. A form of schizophrenia characterised by inappropriate behaviour and emotional responses.

from The Century Dictionary and Cyclopedia

  • n. A form of insanity incident to the age of puberty.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. 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


from The American Heritage® Dictionary of the English Language, 4th Edition

Greek hēbē, youth + -phrenia.

from Wiktionary, Creative Commons Attribution/Share-Alike License

From Ancient Greek ἥβη ("youthful beauty") (also Ἥβη ("the goddess Hebe")) + φρήν ("mind").


  • His more debilitating behavior, which they called hebephrenia—characterized by delusions and inappropriate laughing—probably would not respond to brain surgery, they said, whereas the operation might be more effective in treating his obsessive-compulsive behavior.

    Into the Story

  • Criteria for subtyping schizophrenia: Clinical differentia tion of hebephrenia and paranoid schizophrenia.

    The Neuropsychiatric Guide to Modern Everyday Psychiatry

  • The earlier literature used paranoid versus nonparanoid (e.g., hebephrenia) (1003) to characterize this dichotomy, whereas the modern literature often refers to it as positive-symptom versus negative-symptom schizophrenia (51).

    The Neuropsychiatric Guide to Modern Everyday Psychiatry

  • Here they show nothing characteristic of the well-known dementing processes, as hebephrenia, for example; but very frequently, although quite young, their entire manner and behavior suggest a certain dilapidation and deterioration.

    Studies in Forensic Psychiatry

  • "Most of the cases charged to masturbation," writes Kiernan (in a private letter), basing his opinion on wide clinical experience, "are either hebephrenia or hysteria in which an effect is taken for the cause."

    Studies in the Psychology of Sex, Volume 1 The Evolution of Modesty; The Phenomena of Sexual Periodicity; Auto-Erotism

  • Let us recall also the mental troubles, the psychoses designated by the name hebephrenia.

    Essai sur l'imagination créatrice. English

  • Earlier in 1871, Ewald Hecker, another German psychiatrist, described hebephrenia, a classification that continues to this day as the disorganized schizophrenia subtype.

    Citizendium, the Citizens' Compendium - Recent changes [en]

  • This is odd, but the ever-knowing movie script acknowledges it: Kirk Lazarus recognizes and uses his smattering of Mandarin phrases at a level a bit above hebephrenia (according to Keelung).

    Epinions Recent Content for Home

  • Anti virus computer teeming, i sulfate hebephrenia cleistothecium unrighteously, brachiopoda, and throughout iodochlorhydroxyquin my pacifier sail to credendum plug off predominantly.

    Rational Review

  • To place in the same rubric a simple somatic hysteria like a paralysis and the complications of what are comprised in psychological neurasthenia as so lucidly described in this book, seems at first sight irrational; but so at first appeared the placing together of clinical pictures as unlike as cervical struma, phthisis pulmonalis and ossious caries under the rubric of tuberculosis, and in a nearer field the synthesis of catatonia, hebephrenia and cementing paranoia into the rubric of dementia precox.

    The Journal of Abnormal Psychology


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