psychedelic

/ˌsaɪkəˈdɛlɪk/
adjective
  1. Relating to or denoting drugs (such as LSD) that produce hallucinations and altered perception.
    • He experimented with psychedelic drugs in his youth.
    • The study examined the effects of psychedelic compounds on the brain.
    • LSD is a well-known psychedelic substance.
  2. Having bright colors, swirling patterns, or surreal imagery, like that associated with psychedelic experiences.
    • The music video had a psychedelic visual style.
    • The room was decorated with psychedelic posters and lava lamps.
    • She wore a psychedelic dress with neon swirls.
noun
  1. A psychedelic drug.
    • Some psychedelics are being tested for treating depression.
    • The law prohibits the possession of most psychedelics.
    • He was a researcher who studied the effects of psychedelics on mental health.
What does "psychedelic" mean? | whatsthatwordmean | whatsthatwordmean