Meaning of hallucination in English

hallucination

noun

/həˌluː.sɪˈneɪ.ʃən/ us

/həˌluː.səˈneɪ.ʃən/

hallucination noun (HUMANS)

the experience of seeing, hearing, feeling, or smelling something that does not exist, usually because of a health condition or because you have taken a drug:

A high temperature can cause hallucinations.

Auditory hallucination is more common than people think.

He was suffering from drug-induced hallucination.

[ C ]

something that you see, hear, feel or smell that does not exist:

She had been alone for so long that when she saw the boat coming to rescue her she was convinced it was a hallucination.

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hallucination noun (COMPUTERS)

[ C ]

false information that is produced by an artificial intelligence (= a computer system that has some of the qualities that the human brain has, such as the ability to produce language in a way that seems human):

If the chatbot is used in the classroom as a teaching aid, there is a risk that its hallucinations will enter the permanent record.

Because large language models are designed to produce coherent text, their hallucinations often appear plausible.

She discovered that the articles cited in the essay did not exist, but were hallucinations that had been invented by the AI.

[ U ]

the fact of an artificial intelligence (= a computer system that has some of the qualities that the human brain has, such as the ability to produce language in a way that seems human) producing false information:

The system tends to make up information when it doesn’t know the exact answer – an issue known as hallucination.

Is it possible to solve the problem of AI hallucination?

SMART Vocabulary: related words and phrases

Computer concepts

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(Definition of hallucination from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Examples of hallucination

hallucination

But if the object is just a hallucination, its ontological status will be that of an imaginary object.

From the Cambridge English Corpus

Negative symptoms could be either a downstream effect of delusions / hallucinations and thought disorder or could be a fundamental deficit that has different outcomes.

From the Cambridge English Corpus

Auditory hallucinations in psychosis often contain critical evaluations of the voicehearer (for example, attacks on self-worth).

From the Cambridge English Corpus

In schizophrenia, patients may perceive hallucinations under pressure of increased attention to environmental cues and events that relate to their social fears.

From the Cambridge English Corpus

The presence of auditory hallucinations in non-help-seeking community samples emphasizes that the experience of voices per se may not or may not be distressing.

From the Cambridge English Corpus

Among 303 ultra-orthodox male referrals for a psychiatric evaluation, 80 experienced frightening hallucinations that were mainly nocturnal and visual.

From the Cambridge English Corpus

These findings were similar for visual and auditory hallucinations separately.

From the Cambridge English Corpus

The present study examined verbal selfmonitoring in relation to auditory hallucinations in schizophrenia.

From the Cambridge English Corpus

Deficits in source monitoring in subjects with auditory hallucinations may be due to differences in verbal intelligence and verbal memory.

From the Cambridge English Corpus

Therefore, auditory hallucinations may be less likely than their visual counterparts to appear as being inconsistent with behaviour or experience.

From the Cambridge English Corpus

The function of hallucinations : an enquiry into the relationship of auditory hallucinatory experience to creative thought.

From the Cambridge English Corpus

Pathological processes that involve temporal lobe areas may be accompanied by auditory hallucinations.

From the Cambridge English Corpus

Thus, certain negative symptoms were associated with reduction of the memory errors and, therefore, had an effect opposite to that of hallucinations and delusions.

From the Cambridge English Corpus

Intrusions were correlated with delusions whereas list errors were correlated with hallucinations.

From the Cambridge English Corpus

Auditory hallucinations and the temporal cortical response to speech in schizophrenia : a functional magnetic resonance imaging study.

From the Cambridge English Corpus

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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

What is the pronunciation of hallucination?

Translations of hallucination

in Chinese (Traditional)

幻覺…

Meaning of hallucination in English

hallucination noun (HUMANS)

hallucination noun (COMPUTERS)

Examples of hallucination

Translations of hallucination

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