- 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.Compare depressant(def 4).
- any food or beverage that stimulates, especially coffee, tea, or, in its initial effect, alcoholic liquor.
- a stimulus or incentive.
- Physiology, Medicine/Medical. temporarily quickening some vital process or functional activity.
Origin of stimulant
Examples from the Web for stimulant
Then there is the nicotine: a stimulant that for the addict also has the added effect of calming the nerves.My (Electronic) Cigarette Addiction
January 31, 2013
What's interesting about the study's finding is that it dodges the trap that snares much of the research on stimulant medication.Busting the Adderall Myth
December 21, 2010
Because cigarettes can be either a stimulant or a relaxant, the game has two modes.Get Therapy Through Your iPhone
September 11, 2010
That he had needed a stimulant that day was because he had been soured and would not try with his wits about him.Thoroughbreds
W. A. Fraser
And the stimulant she found in the savage wooing of his unscrupulous rival.The Twins of Suffering Creek
It seemed as if every nerve was crying out for the stimulant which it was denied.A Waif of the Mountains
Edward S. Ellis
What impulse, what stimulant, what overmastering, driving necessity had they compared with his?Garrison's Finish
W. B. M. Ferguson
Alcohol is not a stimulant, but is really a narcotic that is very depressing.Boy Scouts Handbook
Boy Scouts of America
- a drug or similar substance that increases physiological activity, esp of a particular organ
- any stimulating agent or thing
- increasing physiological activity; stimulating
Word Origin and History for stimulant
1772 (adj.); 1794 (n.), from Latin stimulantem (nominative stimulans), present participle of stimulare (see stimulation).
- An agent that arouses organic activity, strengthens the action of the heart, increases vitality, and promotes a sense of well-being.
- Serving as or being a stimulant.
- An agent, especially a drug, that causes increased activity, especially of the nervous or cardiovascular systems. Caffeine is a commonly used stimulant.