Meaning of stimulant

stim•u•lant

Pronunciation: (stim'yu-lunt), [key]
— n.
  1. something that temporarily quickens some vital process or the functional activity of some organ or part: Adrenalin is a stimulant for the heart.
  2. any food or beverage that stimulates, esp. coffee, tea, or, in its initial effect, alcoholic liquor.
  3. a stimulus or incentive.
—adj.
  1. temporarily quickening some vital process or functional activity.
  2. stimulating. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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