psilocybin
noun
psi·lo·cy·bin ˌsī-lə-ˈsī-bən 
: a hallucinogenic indole C12H17N2O4P obtained from a fungus (such as Psilocybe mexicana or P. cubensis synonym Stropharia cubensis)
Example Sentences
Recent Examples on the Web But this group of mothers is bucking that trend and using psilocybin to heal trauma. 
Laura Newberry, Los Angeles Times, 6 Sep. 2022 Led by Robin Carhart-Harris, who now directs the Neuroscape Psychedelics Division at the University of California, San Francisco, the research compared psilocybin with a standard antidepressant. WIRED, 2 Sep. 2022 Though psychedelics like psilocybin and ibogaine were first researched in the 1950s for alcohol abuse and opiate addiction treatment, today, drugs like MDMA, ketamine, and LSD have been added to a growing body of research. Manee Magee, SELF, 21 July 2022 In April, another paper led by Robin Carhart-Harris looked at how psilocybin works to treat depression. WIRED, 2 Sep. 2022 About half of those who received psilocybin stopped drinking altogether eight months after their first dose, while about 24 percent of the placebo group quit drinking. Margaret Osborne, Smithsonian Magazine, 26 Aug. 2022 Johns Hopkins Medicine in 2014 found psilocybin helped longtime smokers quit, with an abstinence rate of 80% after six months. Fortune, 24 Aug. 2022 One person reported thoughts of suicide during a psilocybin session. Carla K. Johnson, Anchorage Daily News, 25 Aug. 2022 Roughly half of the study participants took one psilocybin pill, followed by another a month later. Daniela Hernandez, WSJ, 24 Aug. 2022 See More
Laura Newberry, Los Angeles Times, 6 Sep. 2022 Led by Robin Carhart-Harris, who now directs the Neuroscape Psychedelics Division at the University of California, San Francisco, the research compared psilocybin with a standard antidepressant. WIRED, 2 Sep. 2022 Though psychedelics like psilocybin and ibogaine were first researched in the 1950s for alcohol abuse and opiate addiction treatment, today, drugs like MDMA, ketamine, and LSD have been added to a growing body of research. Manee Magee, SELF, 21 July 2022 In April, another paper led by Robin Carhart-Harris looked at how psilocybin works to treat depression. WIRED, 2 Sep. 2022 About half of those who received psilocybin stopped drinking altogether eight months after their first dose, while about 24 percent of the placebo group quit drinking. Margaret Osborne, Smithsonian Magazine, 26 Aug. 2022 Johns Hopkins Medicine in 2014 found psilocybin helped longtime smokers quit, with an abstinence rate of 80% after six months. Fortune, 24 Aug. 2022 One person reported thoughts of suicide during a psilocybin session. Carla K. Johnson, Anchorage Daily News, 25 Aug. 2022 Roughly half of the study participants took one psilocybin pill, followed by another a month later. Daniela Hernandez, WSJ, 24 Aug. 2022 See More Word History
Etymology
New Latin Psilocybe, fungus genus + -in entry 1
First Known Use
1958, in the meaning defined above
Medical Definition
psilocybin
noun
psi·lo·cy·bin ˌsī-lə-ˈsī-bən
: a hallucinogenic indole C12H17N2O4P obtained from a basidiomycetous fungus (as Psilocybe mexicana or P. cubensis synonym Stropharia cubensis)