dopamine
noun
do·pa·mine
ˈdō-pə-ˌmēn 
: a monoamine C8H11NO2 that is a decarboxylated form of dopa and that occurs especially as a neurotransmitter in the brain
Examples of dopamine in a Sentence
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These bold floor coverings are a sophisticated nod to the dopamine décor movement, utilizing colors like orange, yellow, and pink to elevate a space.
—
Sophie Aliece Hollis, Martha Stewart, 7 Jan. 2026
In the study, the rats learned faster when the estrogen levels in their brains were higher, which correlated with stronger dopamine signals.
—Helen Carefoot, Flow Space, 7 Jan. 2026
Next, half of the fabric is exposed to an alkaline dopamine solution for nearly a day.
—Prabhat Ranjan Mishra, Interesting Engineering, 5 Jan. 2026
Harris says that menopausal and perimenopausal women also run a greater risk of developing more serious conditions like sleep apnea and restless legs syndrome (RLS), due in part to the way changes in estrogen and progesterone can weaken throat muscles and reduce dopamine, a key movement regulator.
—Emma Loewe, Outside, 1 Jan. 2026
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Sophie Aliece Hollis, Martha Stewart, 7 Jan. 2026
In the study, the rats learned faster when the estrogen levels in their brains were higher, which correlated with stronger dopamine signals.
—Helen Carefoot, Flow Space, 7 Jan. 2026
Next, half of the fabric is exposed to an alkaline dopamine solution for nearly a day.
—Prabhat Ranjan Mishra, Interesting Engineering, 5 Jan. 2026
Harris says that menopausal and perimenopausal women also run a greater risk of developing more serious conditions like sleep apnea and restless legs syndrome (RLS), due in part to the way changes in estrogen and progesterone can weaken throat muscles and reduce dopamine, a key movement regulator.
—Emma Loewe, Outside, 1 Jan. 2026
See All Example Sentences for dopamine
Cite this Entry
“Dopamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dopamine. Accessed 14 Jan. 2026.
Copy CitationMedical Definition
dopamine
noun
do·pa·mine
ˈdō-pə-ˌmēn
: a monoamine C8H11NO2 that is a decarboxylated form of dopa and occurs especially as a neurotransmitter in the brain and as an intermediate in the biosynthesis of epinephrine see intropin
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