Antonyms of adj psychedelic

3 senses of psychedelic

Sense 1
psychedelic -- (producing distorted sensory perceptions and feelings or altered states of awareness or sometimes states resembling psychosis; "psychedelic drugs like psilocybin and mescaline")

INDIRECT (VIA psychoactive) -> nonpsychoactive -- (not affecting the mind or mental processes; "a nonpsychoactive pain reliever")

Sense 2
psychedelic -- (having the vivid colors and bizarre patterns associated with psychedelic states; "a psychedelic painting")

INDIRECT (VIA colorful) -> colorless, colourless -- (weak in color; not colorful)

Sense 3
psychedelic -- ((of a mental state) characterized by intense and distorted perceptions and hallucinations and feelings of euphoria or sometimes despair; "a psychedelic experience")

INDIRECT (VIA agitated) -> unagitated -- (not agitated or disturbed emotionally)

Similarity of adj psychedelic

3 senses of psychedelic

Sense 1
psychedelic -- (producing distorted sensory perceptions and feelings or altered states of awareness or sometimes states resembling psychosis; "psychedelic drugs like psilocybin and mescaline")
       => psychoactive (vs. nonpsychoactive), psychotropic -- (affecting the mind or mood or other mental processes; "psychoactive drugs")

Sense 2
psychedelic -- (having the vivid colors and bizarre patterns associated with psychedelic states; "a psychedelic painting")
       => colorful (vs. colorless), colourful -- (having striking color; "colorful autumn leaves")

Sense 3
psychedelic -- ((of a mental state) characterized by intense and distorted perceptions and hallucinations and feelings of euphoria or sometimes despair; "a psychedelic experience")
       => agitated (vs. unagitated) -- (troubled emotionally and usually deeply; "agitated parents")