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  1. Dictionary
    stimulant
    /ˈstɪmjʊlənt/

    noun

    adjective

    • 1. raising levels of physiological or nervous activity in the body: "caffeine has stimulant effects on the heart"

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    More definitions, origin and scrabble points

  2. dictionary.cambridge.org › dictionary › englishSTIMULANT | English meaning - Cambridge Dictionary

    something that makes or causes something else to grow or develop: Tourism has acted as a stimulant to the country's economy. a substance, such as a drug, that makes the mind or body more active: Caffeine, which is found in coffee and tea, is a mild stimulant. SMART Vocabulary: related words and phrases. Causing things to happen. activate.

  3. www.merriam-webster.com › dictionary › stimulantStimulant Definition & Meaning - Merriam-Webster

    A stimulant is an agent that increases the activity or efficiency of an organism or its parts, such as a drug or an alcoholic beverage. Learn more about the synonyms, examples, word history and medical definition of stimulant from Merriam-Webster dictionary.

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  5. www.dictionary.com › browse › stimulantSTIMULANT Definition & Meaning - Dictionary.com

    Stimulant definition: something that temporarily quickens some vital process or the functional activity of some organ or part. See examples of STIMULANT used in a sentence.

  6. en.wikipedia.org › wiki › StimulantStimulant - Wikipedia

    Stimulants are drugs that increase the activity of the brain and the body. They can have various effects, such as enhancing alertness, attention, mood, and performance, but also have risks and side effects.

  7. www.verywellmind.com › what-are-stimulants-2795573An Overview of Stimulants and How They're Used - Verywell Mind

    Jun 27, 2023 · Stimulants are drugs that increase activity in the brain, affecting alertness and mood. Learn about the different types of stimulants, such as caffeine, nicotine, cocaine, and methamphetamine, and how they can be addictive and harmful.

  8. www.britannica.com › science › stimulantStimulant | Benefits, Risks & Side Effects | Britannica

    Aug 8, 2024 · A stimulant is a drug that excites any bodily function, especially the brain and central nervous system. Learn about the different types of stimulants, such as amphetamines, caffeine, cocaine and nicotine, and their benefits, risks and side effects.

  9. dictionary.cambridge.org › us › dictionarySTIMULANT | definition in the Cambridge English Dictionary

    A stimulant is something that makes or causes something else to grow or develop, or a substance that makes the mind or body more active. Learn more about the meaning, usage, and synonyms of stimulant with examples and translations.