'Stimulant' definitions:

Definition of 'stimulant'

From: WordNet
adjective
That stimulates; "stimulant phenomena" [syn: stimulant, stimulating]
noun
Any stimulating information or event; acts to arouse action [syn: stimulation, stimulus, stimulant, input]
noun
A drug that temporarily quickens some vital process [syn: stimulant, stimulant drug, excitant]

Definition of 'Stimulant'

From: GCIDE
  • Stimulant \Stim"u*lant\, a. [L. stimulans, p. pr.; cf. F. stimulant. See Stimulate.]
  • 1. Serving to stimulate. [1913 Webster]
  • 2. (Physiol.) Produced increased vital action in the organism, or in any of its parts. [1913 Webster]

Definition of 'Stimulant'

From: GCIDE
  • Stimulant \Stim"u*lant\, n. [Cf. F. stimulant.]
  • 1. That which stimulates, provokes, or excites. [1913 Webster]
  • His feelings had been exasperated by the constant application of stimulants. --Macaulay. [1913 Webster]
  • 2. (Physiol. & Med.) An agent which produces a temporary increase of vital activity in the organism, or in any of its parts; -- sometimes used without qualification to signify an alcoholic beverage used as a stimulant. [1913 Webster]