Capable of affecting the mind, emotions, and behavior; denoting drugs used in the treatment of mental illnesses. [psycho- + G. trope, a turning]
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psy·cho·tro·pic .sī-kə-'trō-pik adj acting on the mind <\psychotropic drugs>
psychotropic n a psychotropic substance (as a drug)
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adj.
describing drugs that affect mood. antidepressant, sedative, stimulant, and antipsychotic are psychotropic.
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psy·cho·tro·pic (si″ko-troґpik) [psycho- + -tropic] exerting an effect upon the mind; capable of modifying mental activity; usually applied to drugs that affect the mental state. Called also psychoactive.Medical dictionary. 2011.