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[an-tee-sahy-kot-ik, an-tahy-] /ˌæn ti saɪˈkɒt ɪk, ˌæn taɪ-/ Pharmacology
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.
Also called major tranquilizer, neuroleptic. any such substance, as the phenothiazines.
Origin of antipsychotic
1950-55; anti- + psychotic Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for antipsychotic
  • Another surprise was the large number of inmates who blamed their crime on antipsychotic medicine.
  • Being condemned to a lifetime of harsh antipsychotic drugs seems a far cry from a runny nose and fever.
  • Once the neurons were grown, the researchers tested how they responded to five different antipsychotic drugs.
  • Most people with this condition need to stay on antipsychotic medication for life.
  • In addition, many of the new generation of antipsychotic medications may elevate blood glucose levels.
  • Treatment usually involves antidepressant and antipsychotic medication.
  • Drugs such as phenothiazines and other antipsychotic medications, can cause a side effect called acute dystonic reaction.
  • antipsychotic medications such as haloperidol may sometimes be needed for persons with hallucinations.
British Dictionary definitions for antipsychotic


preventing or treating psychosis
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
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antipsychotic in Medicine

antipsychotic an·ti·psy·chot·ic (ān'tē-sī-kŏt'ĭk, ān'tī-)
Counteracting or diminishing the symptoms of a psychotic disorder such as schizophrenia, paranoia, or manic-depressive psychosis.

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