stim·​u·​lant | \ ˈstim-yə-lənt How to pronounce stimulant (audio) \

Definition of stimulant

1 : an agent (such as a drug) that produces a temporary increase of the functional activity or efficiency of an organism or any of its parts
2 : stimulus
3 : an alcoholic beverage not used technically

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Other Words from stimulant

stimulant adjective

Examples of stimulant in a Sentence

The movie was a stimulant to discussion. the relaxed zoning regulations should serve as a stimulant for development in the area

Recent Examples on the Web

Under the Influence of a Controlled Substance: On Aug. 2, a suspect was contacted after a disturbance and found to be under the influence of a stimulant in the 900 block of West Hamilton Avenue. Jake Richardson, The Mercury News, "Campbell crime report for the week of Aug. 16," 8 Aug. 2019 Whereas stimulants and alcohol seem to accelerate the passage of time, users of psychedelics and dissociatives often report experiences of time slowing down, dragging on, or stretching out indefinitely. Josh Wilbur, WIRED, "You Could Live Forever With This Sci-Fi Time Hack," 4 June 2019 The same stimulant that makes coffee popular with busy mothers and CEOs can also induce anxiety symptoms, including an increase in pulse, body temperature, and breathing rate, and may lead to trouble concentrating, headaches, and/or insomnia. Sponsored Content With Pure Farmaceuticals, Houston Chronicle, "6 Natural Ways to Treat Anxiety," 29 July 2019 Professor Kleiman had not been averse to using psychedelic drugs, but his typical stimulant of choice was chocolate. Sam Roberts, New York Times, "Mark Kleiman, Who Fought to Lift Ban on Marijuana, Dies at 68," 25 July 2019 An employee at the CVS pharmacy in Middletown was suspended by the Ohio Board of Pharmacy after she was convicted for stealing stimulants, according to the board's meeting minutes. Rachel Berry,, "CVS pharmacist loses license for stealing drugs," 25 July 2019 Some parents may be reluctant to give their kids powerful stimulants to treat the symptoms of attention-deficit/hyperactivity disorder (ADHD), but a new review shows the medications bring significant benefits. Serena Gordon,, "ADHD meds shown to help keep kids out of trouble," 24 July 2019 Those decreases were offset somewhat by continuing increases in deaths involving fentanyl, cocaine and stimulants like methamphetamines. Mike Stobbe, Los Angeles Times, "Drug overdose deaths in the U.S. appear to be falling, CDC data show," 17 July 2019 On contact, one suspect displayed objective symptoms of stimulant use. Rachel Spacek, The Mercury News, "Campbell crime report for the week of July 12," 3 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'stimulant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of stimulant

circa 1728, in the meaning defined at sense 1

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Statistics for stimulant

Last Updated

22 Aug 2019

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Time Traveler for stimulant

The first known use of stimulant was circa 1728

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More Definitions for stimulant



English Language Learners Definition of stimulant

: something (such as a drug) that makes you more active or gives you more energy
: something that causes more activity


stim·​u·​lant | \ ˈsti-myə-lənt How to pronounce stimulant (audio) \

Kids Definition of stimulant

 (Entry 1 of 2)

1 : something (as a drug) that makes the body or one of its parts temporarily more active a heart stimulant



Kids Definition of stimulant (Entry 2 of 2)

: stimulating or tending to stimulate


stim·​u·​lant | \ ˈstim-yə-lənt How to pronounce stimulant (audio) \

Medical Definition of stimulant

1 : an agent (as a drug) that produces a temporary increase of the functional activity or efficiency of an organism or any of its parts

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Comments on stimulant

What made you want to look up stimulant? Please tell us where you read or heard it (including the quote, if possible).


to move or obtain by small maneuvers

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