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stimulant

 - 4 dictionary results

stim⋅u⋅lant

[stim-yuh-luhnt]
–noun
1. Physiology, Medicine/Medical. 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.
–adjective
4. Physiology, Medicine/Medical. temporarily quickening some vital process or functional activity.
5. stimulating.
Compare depressant.


Origin:
1720–30; < L stimulant- (s. of stimulāns, prp. of stimulāre to goad). See stimulus, -ant
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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stim·u·lant   (stĭm'yə-lənt)   
n.  
  1. An agent, especially a chemical agent such as caffeine, that temporarily arouses or accelerates physiological or organic activity.

  2. A stimulus or an incentive: "An age of political excitement is usually a stimulant to literature" (Will Durant).

  3. A food or drink, especially an alcoholic drink, believed to have a stimulating effect.

adj.  Serving as or being a stimulus; stimulating.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: stim·u·lant
Pronunciation: 'stim-y&-l&nt
Function: noun
1 : an agent (as a drug) that produces a temporary increaseof the functional activity or efficiency of an organism or any of its parts
2 : STIMULUS 2
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

stimulant stim·u·lant (stĭm'yə-lənt)
n.
An agent that arouses organic activity, strengthens the action of the heart, increases vitality, and promotes a sense of well-being. adj.
Serving as or being a stimulant.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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