major-tranquilizer

major tranquilizer

noun Pharmacology.
antipsychotic ( def 2 ).
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antipsychotic

[an-tee-sahy-kot-ik, an-tahy-] Pharmacology.
adjective
1.
of or pertaining to any of various substances used in the treatment of psychosis, especially schizophrenia, and acute or severe states of mania, depression, or paranoia.
noun
2.
Also called major tranquilizer, neuroleptic. any such substance, as the phenothiazines.

Origin:
1950–55; anti- + psychotic

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World English Dictionary
antipsychotic (ˌæntɪsaɪˈkɒtɪk)
 
adj
1.  preventing or treating psychosis
 
n
2.  any antipsychotic drug, such as chlorpromazine: used to treat such conditions as schizophrenia

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American Heritage
Medical Dictionary

antipsychotic an·ti·psy·chot·ic (ān'tē-sī-kŏt'ĭk, ān'tī-)
adj.
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
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