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Synonyms

hallucinogenic

American  
[huh-loo-suh-nuh-jen-ik] / həˌlu sə nəˈdʒɛn ɪk /

adjective

  1. producing hallucinations.

    a hallucinogenic drug.

  2. of, relating to, or constituting a hallucinogen or hallucinogens.

    He took some strange tablets and has just woken from weird hallucinogenic dreams.

  3. resembling or recalling the state of consciousness induced by a hallucinogen.

    The film contains a wild kaleidoscope of unequivocal camp and hallucinogenic color.


noun

  1. a hallucinogenic substance.

    Side effects of hallucinogenics are still being researched.

Etymology

Origin of hallucinogenic

First recorded in 1950–55; hallucino(gen) + -genic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That hiatus ended with a frightening hallucinogenic nightmare that you’ll have to read the book to learn about.

From Los Angeles Times • Mar. 24, 2026

These compounds were engineered to release the active molecule into the brain more slowly and steadily, potentially reducing hallucinogenic effects while preserving therapeutic activity.

From Science Daily • Mar. 8, 2026

The danger is that Paul might be swayed to believe it, too, even as the hallucinogenic spice peppers him with visions of a jihad waged in his name.

From New York Times • Feb. 21, 2024

In fact, lately it seems like Santos has leaned into the spectacle of his hallucinogenic reign, enjoying the lame-duck freedom afforded to politicians of a much more reverent pedigree.

From Slate • Nov. 16, 2023

Tested in mice, Delix's leading molecule doesn't appear hallucinogenic.

From BBC • Sep. 14, 2023