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1. a three-ring compound structurally related to phenothiazine.
2. any of a class of structurally related antipsychotic agents, including chlorprothixene and thiothixene.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
A class of tricyclic compounds resembling phenothiazine, but with the central ring nitrogen replaced by a carbon atom; current use emphasizes the antipsychotic and antiemetic properties of this class.
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