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Medical Term:


Pronunciation: ha-lu'si-no-jen


A mind-altering chemical, drug, or agent, specifically a chemical the most prominent pharmacologic action of which is on the central nervous system (mescaline); in normal people, it elicits optic or auditory hallucinations, depersonalization, perceptual disturbances, and disturbances of thought processes.

Synonym(s): psychedelic drug, psychodysleptic drug, psycholytic drug, psychotomimetic drug

[L. alucinor, to wander in mind, + G. -gen, producing]

© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.