Contrastimulant
Pronunciation : Con`tra*stim"u*lant
Part of Speech : a.
Definition : Defn: Counteracting the effects of stimulants; relating to a course of medical treatment based on a theory of contrastimulants. -- n. (Med.)
Defn: An agent which counteracts the effect of a stimulant.
Source : Webster's Unabridged Dictionary, 1913