antipsychotic

[ an-tee-sahy-kot-ik, an-tahy- ]
/ ˌæn ti saɪˈkɒt ɪk, ˌæn taɪ- /
Pharmacology

adjective

of or relating to any of various substances used in the treatment of psychosis, especially schizophrenia, and acute or severe states of mania, depression, or paranoia.

noun

Also called major tranquilizer, neuroleptic. any such substance, as the phenothiazines.

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decorum

Origin of antipsychotic

First recorded in 1950–55; anti- + psychotic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for antipsychotic

  • If not checked with antipsychotic medication, they become violent.

  • The antipsychotic drugs, or neuroleptics, reduce the brain's sensitivity to one or more of these chemical substances.

British Dictionary definitions for antipsychotic

antipsychotic
/ (ˌæntɪsaɪˈkɒtɪk) /

adjective

preventing or treating psychosis

noun

any antipsychotic drug, such as chlorpromazine: used to treat such conditions as schizophrenia
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for antipsychotic

antipsychotic
[ ăn′tē-sī-kŏtĭk, ăn′tī- ]

adj.

Counteracting or diminishing the symptoms of a psychotic disorder such as schizophrenia, paranoia, or bipolar disorder.

Other words from antipsychotic

an′ti•psy•chotic n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.