noun
stimulant
STIHM-yuu-luhnt
noun
1
A substance that increases activity in the body or nervous system.
"Caffeine is a mild stimulant found in coffee and tea."
2
Something that encourages activity, interest, or enthusiasm.
"Competition can be a powerful stimulant for innovation."
How to Use Stimulant
Learner’s notesIn plain EnglishAnything, chemical or otherwise, that speeds up activity or sparks interest.
Common mistake
Don't confuse "stimulant" (a substance that energizes) with "stimulus" (something that triggers a response).
Easily confused with
Word Forms
stimulants plural
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Fill the Gap
Can you complete this real example?
Caffeine is a mild _____ found in coffee and tea.