adenosine
noun
aden·o·sine
ə-ˈde-nə-ˌsēn 
-sən
: a nucleoside C10H13N5O4 that is a constituent of RNA and yields adenine and ribose on hydrolysis
Examples of adenosine in a Sentence
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Caffeine wakes you up by inhibiting the ability of the natural sleep chemical adenosine from binding to its receptors.
—
Laura Dorwart, Verywell Health, 25 Nov. 2025
Variations in genes alter how the brain’s adenosine and dopamine receptors function, Yehya says, while certain mutations can slow caffeine metabolism in the liver.
—Lauryn Higgins, Time, 11 Nov. 2025
Meanwhile, adenosine and collagen visibly smooth and boost elasticity.
—Christa Joanna Lee, Allure, 3 Nov. 2025
Also inside are caffeine, oat seed extract, shea butter, and adenosine to soften lines and smooth crepey texture.
—Deanna Pai, Vogue, 27 Oct. 2025
See All Example Sentences for adenosine
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Laura Dorwart, Verywell Health, 25 Nov. 2025
Variations in genes alter how the brain’s adenosine and dopamine receptors function, Yehya says, while certain mutations can slow caffeine metabolism in the liver.
—Lauryn Higgins, Time, 11 Nov. 2025
Meanwhile, adenosine and collagen visibly smooth and boost elasticity.
—Christa Joanna Lee, Allure, 3 Nov. 2025
Also inside are caffeine, oat seed extract, shea butter, and adenosine to soften lines and smooth crepey texture.
—Deanna Pai, Vogue, 27 Oct. 2025
See All Example Sentences for adenosine
Cite this Entry
“Adenosine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/adenosine. Accessed 30 Nov. 2025.
Copy CitationMedical Definition
adenosine
noun
aden·o·sine
ə-ˈden-ə-ˌsēn, -sən
: a nucleoside C10H13N5O4 that is a constituent of RNA yielding adenine and ribose on hydrolysis
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