psychedelic
(noun, adjective, interjection)
adjective
1. producing distorted sensory perceptions and feelings or altered states of awareness or sometimes states resembling psychosis
- psychedelic drugs like psilocybin and mescaline
Similar word(s): psychoactive, psychotropic
2. having the vivid colors and bizarre patterns associated with psychedelic states
- a psychedelic painting
Similar word(s): colorful, colourful
3. (of a mental state) characterized by intense and distorted perceptions and hallucinations and feelings of euphoria or sometimes despair
- a psychedelic experience
Similar word(s): agitated
interjection
1. (hippie slang) awesome, cool, groovy
noun
1. 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.