hal·​o·​per·​i·​dol | \ˌha-lō-ˈper-ə-ˌdȯl, -ˌdōl\

Definition of haloperidol 

: a depressant C21H23ClFNO2 of the central nervous system used especially as an antipsychotic drug

Examples of haloperidol in a Sentence

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While this is a correlation rather than a causation, another study found that taking a substance called haloperidol, which disrupts dopamine’s effects within the brain, led to a measurable decrease in sensation seeking behaviour. Richard Stephens, Smithsonian, "The History and Psychology of Roller Coasters," 12 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'haloperidol.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of haloperidol

1960, in the meaning defined above

History and Etymology for haloperidol

hal- + piperidine + -ol entry 1

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The first known use of haloperidol was in 1960

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halo·​per·​i·​dol | \ˌhal-ō-ˈper-ə-ˌdȯl, -ˌdōl \

Medical Definition of haloperidol 

: a butyrophenone antipsychotic drug C21H23ClFNO2 used especially to treat schizophrenia and to control the involuntary tics and vocalizations of Tourette's syndrome — see haldol

More from Merriam-Webster on haloperidol

Britannica.com: Encyclopedia article about haloperidol

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