Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun An abnormal condition or mental state characterized by hallucination.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun pathology A mental state of hallucination.

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

  • noun a mental state in which the person has continual hallucinations

Etymologies

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

[hallucin(ation) + –osis.]

Examples

  • Peduncular hallucinosis occurs when perfectly sane people begin to see small, unthreatening cartoon characters, often in military attire.

    The Fiddler in the Subway

  • Peduncular hallucinosis occurs when perfectly sane people begin to see small, unthreatening cartoon characters, often in military attire.

    The Fiddler in the Subway

  • Peduncular hallucinosis occurs when perfectly sane people begin to see small, unthreatening cartoon characters, often in military attire.

    The Fiddler in the Subway

  • Peduncular hallucinosis occurs when perfectly sane people begin to see small, unthreatening cartoon characters, often in military attire.

    The Fiddler in the Subway

  • I am speaking of what I can call musical hallucinosis, involuntary music in the head.

    Dr. Leo Rangell: Music in the Head: Living at the Brain-Mind Border; Part 1

  • I am speaking of what I can call musical hallucinosis, involuntary music in the head.

    Dr. Leo Rangell: Music in the Head: Living at the Brain-Mind Border; Part 1

  • Carl Zimmer has written a great article for the Sunday Telegraph about a brain disorder called musical hallucinosis.

    Boing Boing: March 7, 2004 - March 13, 2004 Archives

  • In particular, he appreciates that the robust differences between dreaming and waking consciousness such as the visuomotor hallucinosis, the delusional belief that one is awake, the distinctive defects in cognition, the heightened emotionality, and the poor memory have their neural correlates in the altered neural activation pattern of REM sleep.

    Being No One

  • In particular, he appreciates that the robust differences between dreaming and waking consciousness such as the visuomotor hallucinosis, the delusional belief that one is awake, the distinctive defects in cognition, the heightened emotionality, and the poor memory have their neural correlates in the altered neural activation pattern of REM sleep.

    Archive 2005-12-01

  • Experienced and knowledgeable clinicians, however, can further refine this and other amorphous categories (e.g., hallucinosis secondary to coarse brain disease) by their awareness of the scientific literature, which always runs ahead of the official nosology and offers unofficial, but clinically useful, choices (e.g., catatonia as a treatment-responsive syndrome separate from schizophrenia; various frontal and parietal lobe syndromes).

    The Neuropsychiatric Guide to Modern Everyday Psychiatry

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