hallucinogen
noun
hal·lu·ci·no·gen hə-ˈlü-sə-nə-jən 
: a substance that induces hallucinations
hallucinogenic
hə-ˌlü-sə-nə-ˈje-nik
adjective or noun 
Example Sentences
Recent Examples on the Web But 8% of young adults reported past-year hallucinogen use, an increase from 5% in 2016 and 3% in 2011. 
Cliff Pinckard, cleveland, 23 Aug. 2022 In 1968, the United States outlawed LSD possession, categorizing the hallucinogen as a Schedule 1 drug. Emma Yasinski, Smithsonian Magazine, 3 May 2022 They players were given a wild assortment of ridiculous tasks that served no real purpose except to trick viewers into thinking that their TV dinners had been laced with some sort of powerful hallucinogen. Dalton Ross, EW.com, 20 Apr. 2022 Psychedelic plants have been part of religious rituals for thousands of years, and along with the synthetic hallucinogen LSD, became a fixture of the American counterculture in the 1960s. John Keilman, chicagotribune.com, 28 Mar. 2022 Denver have de-prioritized enforcement of the hallucinogen. Sara M Moniuszko, USA TODAY, 7 Jan. 2022 At the clinic, which is run by the psychedelic researcher Martín Polanco, veterans took 5-MeO-DMT and ibogaine, a hallucinogen originally derived from a central-African plant. The New Yorker, 21 Mar. 2022 It has long been known that the Wari used beer and feasting as part of their political control, but the research proved their access to vilca and its use as a hallucinogen. Ashley Strickland, CNN, 11 Jan. 2022 Both a hallucinogen and an energy source, spice is mined in the deserts of the planet Arrakis, which has been colonized for that purpose and, at the emperor’s orders, run by the evil House Harkonnen. Richard Brody, The New Yorker, 22 Oct. 2021 See More
Cliff Pinckard, cleveland, 23 Aug. 2022 In 1968, the United States outlawed LSD possession, categorizing the hallucinogen as a Schedule 1 drug. Emma Yasinski, Smithsonian Magazine, 3 May 2022 They players were given a wild assortment of ridiculous tasks that served no real purpose except to trick viewers into thinking that their TV dinners had been laced with some sort of powerful hallucinogen. Dalton Ross, EW.com, 20 Apr. 2022 Psychedelic plants have been part of religious rituals for thousands of years, and along with the synthetic hallucinogen LSD, became a fixture of the American counterculture in the 1960s. John Keilman, chicagotribune.com, 28 Mar. 2022 Denver have de-prioritized enforcement of the hallucinogen. Sara M Moniuszko, USA TODAY, 7 Jan. 2022 At the clinic, which is run by the psychedelic researcher Martín Polanco, veterans took 5-MeO-DMT and ibogaine, a hallucinogen originally derived from a central-African plant. The New Yorker, 21 Mar. 2022 It has long been known that the Wari used beer and feasting as part of their political control, but the research proved their access to vilca and its use as a hallucinogen. Ashley Strickland, CNN, 11 Jan. 2022 Both a hallucinogen and an energy source, spice is mined in the deserts of the planet Arrakis, which has been colonized for that purpose and, at the emperor’s orders, run by the evil House Harkonnen. Richard Brody, The New Yorker, 22 Oct. 2021 See More Word History
Etymology
hallucination + -o- + -gen
First Known Use
1954, in the meaning defined above
Kids Definition
hallucinogen
noun
hal·lu·ci·no·gen hə-ˈlü-sə-nə-jən
: a drug that causes hallucinations
Medical Definition
hallucinogen
noun
hal·lu·ci·no·gen hə-ˈlüs-ᵊn-ə-jən
: a substance and especially a drug that induces hallucinations