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1. Dictionary

   hallucination

   /həˌluːsɪˈneɪʃ(ə)n/

   noun

   • 1. an experience involving the apparent perception of something not present: "he continued to suffer from horrific hallucinations"

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2. People also ask

   What does hallucination mean?

   • The word "hallucination" comes from Latin and means "to wander mentally." In layperson's terms, hallucinations involve hearing, seeing, feeling, smelling, or even tasting things that are not real. Auditory hallucinations, which include hearing voices or other sounds that have no physical source, are the most common type.

   Hallucinations: Symptoms, Types, Causes, Treatment - Verywell Mind

   www.verywellmind.com/what-are-hallucinations-378819

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   Where did the word hallucination come from?

   • The word "hallucination" itself was introduced into the English language by the 17th-century physician Sir Thomas Browne in 1646 from the derivation of the Latin word alucinari meaning to wander in the mind. For Browne, hallucination means a sort of vision that is "depraved and receive [s] its objects erroneously". [ 15 ]

   Hallucination - Wikipedia

   en.wikipedia.org/wiki/Hallucination

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   What is a hallucination in Computer Science?

   • the sensation caused by a hallucinatory condition, or the object or scene visualized. a false notion, belief, or impression; illusion; delusion. Computers, Digital Technology. (in the field of machine learning) false information generated by a machine learning program contrary to the intent of the user and presented as if it were true and factual.

   HALLUCINATION Definition & Meaning | Dictionary.com

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3. my.clevelandclinic.org › health › symptomsHallucinations: Definition, Causes, Treatment & Types

   my.clevelandclinic.org › health › symptoms

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   Hallucinations are false perceptions of sensory experiences that seem real but aren't. They can be caused by various factors, such as sleep, drugs, infections, mental health conditions or neurological disorders.

4. www.verywellmind.com › what-are-hallucinations-378819Hallucinations: Symptoms, Types, Causes, Treatment

   www.verywellmind.com › what-are-hallucinations-378819

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   Jul 27, 2024 · Hallucinations are the perception of a nonexistent object or event and sensory experiences that are not caused by stimulation of the relevant sensory organs. The word "hallucination" comes from Latin and means "to wander mentally."

   • Author: Marcia Purse

5. dictionary.cambridge.org › english › hallucinationHALLUCINATION | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › english › hallucination

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   Hallucination is the experience of perceiving something that does not exist, usually because of a health condition or a drug. Learn more about the types, causes, and effects of hallucinations, and see how they are used in computing and language.

6. en.wikipedia.org › wiki › HallucinationHallucination - Wikipedia

   en.wikipedia.org › wiki › Hallucination

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   A hallucination is a perception in the absence of an external stimulus that has the compelling sense of reality. [4] Hallucination is a combination of two conscious states of brain: wakefulness and REM sleep. [5]

7. www.merriam-webster.com › dictionary › hallucinationHallucination Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › hallucination

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   A hallucination is a sensory perception that occurs without an external stimulus, often caused by neurological disturbance or drugs. Learn more about the types, causes, and examples of hallucinations, as well as related words and synonyms.

8. www.dictionary.com › browse › hallucinationHALLUCINATION Definition & Meaning - Dictionary.com

   www.dictionary.com › browse › hallucination

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   A hallucination is a sensory experience of something that does not exist outside the mind, caused by various physical and mental disorders, or by reaction to certain toxic substances. Learn more about the types, causes, and examples of hallucinations, and how they differ from illusions and delusions.

9. www.britannica.com › science › hallucinationHallucination | Definition, Examples, & Facts | Britannica

   www.britannica.com › science › hallucination

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   Hallucination is the experience of perceiving objects or events that do not have an external source, such as hearing a voice that no one else seems to hear. Learn about the history, causes, types, and theories of hallucinations from Britannica, the online encyclopedia of science and knowledge.