stimulant
noun/ˈstɪmjələnt/
/ˈstɪmjələnt/
(formal)- a drug or substance that makes you feel more active and gives you more energy
- Coffee and tea are mild stimulants.
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- stimulant (to something) an event or activity that encourages more activity
Word Originearly 18th cent.: from Latin stimulant- ‘urging, goading’, from the verb stimulare.
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stimulant