[ hal-oh-per-i-dawl, -dol ]
/ ˌhæl oʊˈpɛr ɪˌdɔl, -ˌdɒl /

noun Pharmacology.

a major antipsychotic agent, C21H23ClFNO2, used in the management of schizophrenia, severe anxiety, and other behavioral disorders.

Origin of haloperidol

First recorded in 1955–60; halo- + (pi)perid(ine) + -ol1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for haloperidol


[ hăl′ō-pĕrĭ-dôl′, -dōl′ ]


A tranquilizer used especially in the treatment of psychotic disorders, including schizophrenia.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.