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A hallucination is a perception in the absence of an external stimulus that has the compelling sense of reality. [6] They are distinguishable from several related phenomena, such as dreaming (), which does not involve wakefulness; pseudohallucination, which does not mimic real perception, and is accurately perceived as unreal; illusion, which involves distorted or misinterpreted real ...
The hallucinations are normally colorful, vivid images that occur during wakefulness, predominantly at night. [3] Lilliputian hallucinations (also called Alice in Wonderland syndrome), hallucinations in which people or animals appear smaller than they would be in real life, are common in cases of peduncular hallucinosis. [1]
An auditory hallucination, or paracusia, [1] is a form of hallucination that involves perceiving sounds without auditory stimulus. While experiencing an auditory hallucination, the affected person hears a sound or sounds that did not come from the natural environment.
Hypnagogic hallucinations are often auditory or have an auditory component. Like the visuals, hypnagogic sounds vary in intensity from faint impressions to loud noises, like knocking and crashes and bangs (exploding head syndrome). People may imagine their own name called, crumpling bags, white noise, or a doorbell ringing.
An inexplicable virus with symptoms of delusions, hallucinations, paranoia, and ultimately death, which affects humans and birds and brings the world close to the brink of extinction while allowing insects to overpopulate. The illness is named after the first few cases, where the infected, lost in daydream-like hallucinations, wandered into ...
Pronounced sit-lah-lee, this fun-to-say girl’s name meaning ‘star’ is of Aztec origin. 93. Galatea. A moon of Neptune and a feminine name of Greek origin meaning ‘one who is milk-white.’ 94.
This glossary covers terms found in the psychiatric literature; the word origins are primarily Greek, but there are also Latin, French, German, and English terms. Many of these terms refer to expressions dating from the early days of psychiatry in Europe; some are deprecated, and thus are of historic interest.
The name of the unlikely heroine in Dickens’s Great Expectations, Estella is a pretty choice with Latin origin, and (yep, you guessed it) the meaning is ‘star.' 28. Aster