THORAZINE By N., Pam M.S. - April 29, 2013 noun. a brand name for chlorpromazine. THORAZINE: "The doctor has prescribed Thorazine to treat Steve's symptoms in the meantime." Related Psychology Terms BRAND LOYALTY ALIPHATIC PHENOTHIAZINES AMYTAL CONSONAR DDAVP PARLODEL TRANSDERM-SCOP ZARONTIN ZOMARIL ZYDIS Cite this page: N., Pam M.S., "THORAZINE," in PsychologyDictionary.org, April 29, 2013, https://psychologydictionary.org/thorazine/ (accessed May 18, 2021).