stimulant
noun
stim·u·lant
ˈstim-yə-lənt 
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
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
Substance Use Ravages Mitochondria And Mental Health Alcohol, stimulants, and tobacco all impair mitochondrial function—sometimes permanently.
—
Jesse Pines, Forbes.com, 5 Apr. 2025
Energy drinks are designed to boost energy levels via caffeine and other stimulants, such as glucose.
—Laura Dorwart, Verywell Health, 4 Apr. 2025
Using alcohol and certain stimulants or drugs (like nicotine, marijuana, amphetamines, and more) can impact how your eyes look.
—Cristina Mutchler, Health, 1 Apr. 2025
Upon further testing, it was suspected that the child was suffering from acute intoxication from exposure to methamphetamine or other stimulants.
—Liam Quinn, People.com, 28 Mar. 2025
See All Example Sentences for stimulant
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Jesse Pines, Forbes.com, 5 Apr. 2025
Energy drinks are designed to boost energy levels via caffeine and other stimulants, such as glucose.
—Laura Dorwart, Verywell Health, 4 Apr. 2025
Using alcohol and certain stimulants or drugs (like nicotine, marijuana, amphetamines, and more) can impact how your eyes look.
—Cristina Mutchler, Health, 1 Apr. 2025
Upon further testing, it was suspected that the child was suffering from acute intoxication from exposure to methamphetamine or other stimulants.
—Liam Quinn, People.com, 28 Mar. 2025
See All Example Sentences for stimulant
Cite this Entry
“Stimulant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/stimulant. Accessed 2 May. 2025.
Copy CitationKids Definition
stimulant
noun
stim·u·lant
ˈstim-yə-lənt
1
: something (as a drug) that temporarily increases the activity or efficiency of the body or one of its parts
a heart stimulant
2
stimulant
adjective
Medical Definition
stimulant
noun
stim·u·lant
ˈstim-yə-lənt
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
2
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