- a brand of chlorpromazine.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Word Origin and History for thorazine
central nervous system depressant, 1954, proprietary name (Smith, Kline & French) formed from a rearrangement of various elements in the full chemical name.
Online Etymology Dictionary, © 2010 Douglas Harper
- A trademark for the drug chlorpromazine.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.