[ thahy-uh-rid-uh-zeen, -zin ]
/ ˌθaɪ əˈrɪd əˌzin, -zɪn /

noun Pharmacology.

a phenothiazine, C21H26N2S2, used as an antipsychotic chiefly in the treatment of acute psychoses and schizophrenia.

Origin of thioridazine

First recorded in 1955–60; thio- + (pipe)rid(ine) + azine Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for thioridazine

[ thī′ə-rĭdə-zēn′ ]


A white or yellow powder, a derivative of phenothiazine, that is used orally as a tranquilizer to treat various psychotic conditions.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.