stimulant Hear it!

stimulant definition

stimu·lant (stim′yə lənt)

adjective

that stimulates; stimulating

Etymology: L stimulans, prp.

noun

anything that stimulates; specif.,
  1. any drug, medicine, etc., as an amphetamine, caffeine, nicotine, or cocaine, that temporarily increases the activity of some vital process, organ, or system, esp. the nervous system
  2. popularly an alcoholic drink: alcohol is physiologically a depressant

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.