Psychedelic meaning

sīkĭ-dĕlĭk
The definition of psychedelic is something related to drugs that cause hallucinations or altered consciousness, or the sounds and sites associated with these drugs.

LSD (acid), a drug that alters your mind and causes hallucinations, is an example of a drug that would be described as a psychedelic drug.

The Beatles are an example of a band that would be described as producing psychedelic music.

A brightly dyed t-shirt with swirls of different colors is an example of a shirt that would be described as psychedelic.

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Of, characterized by, or generating hallucinations, distortions of perception, altered states of awareness, and occasionally states resembling psychosis.
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Suggestive or evocative of an altered or hallucinatory state of perception.

Psychedelic patterns; psychedelic music.

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Of or causing extreme changes in the conscious mind, as hallucinations, delusions, intensification of awareness and sensory perception, etc.
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A drug, such as LSD or mescaline, that produces psychedelic effects.
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Of or associated with psychedelic drugs; specif., simulating the auditory or visual effects of the psychedelic state.
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Designating any of various fluorescent colors popularized during the 1960s.
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A psychedelic drug.
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Of, characterized by, or generating hallucinations, distortions of perception, altered states of awareness, and occasionally states resembling psychosis.
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A drug, such as LSD or mescaline, that produces psychedelic effects.
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Of, containing, generating, or reminiscent of drug-induced hallucinations, distortions of perception, altered awareness etc.
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(of graphics, etc.) Having bright colours, abstract shapes, etc. reminiscent of drug-induced hallucinations or distortions of perception.
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Any psychoactive substance (such as LSD or psilocybin) which, when consumed, causes perceptual changes (sometimes erratic and uncontrollable), visual hallucination, and altered awareness of the body and mind.
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(hippie slang) Awesome, cool, groovy.
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Origin of psychedelic

  • psyche Greek dēloun to make visible (from dēlos clear, visible dyeu- in Indo-European roots) –ic

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Ancient Greek ψυχή (psychÄ“, “mind, soul") + δῆλος (dÄ“los, “manifest, visible") + English -ic

    From Wiktionary