psychedelic(redirected from Psychedelic movement)
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1. relating to or denoting new or altered perceptions or sensory experiences, as through the use of hallucinogenic drugs
2. denoting any of the drugs, esp LSD, that produce these effects
3. Informal (of painting, fabric design, etc.) having the vivid colours and complex patterns popularly associated with the visual effects of psychedelic states
Of, pertaining to, or producing a psychic state.