dopamine

noun

do·​pa·​mine ˈdō-pə-ˌmēn How to pronounce dopamine (audio)
: 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

Recent Examples on the Web
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So, many people will know that the chorus in their song is about to come back, and the anticipation of those pleasurable moments in that song actually lead to dopamine release, as well as those peak moments like the chorus itself. Dana Taylor, USA Today, 4 Mar. 2026 Understanding that your brain needs more dopamine doesn’t create a village to raise your kids. Sarah Oreck, SELF, 2 Mar. 2026 Step away from digital dopamine and invest in your future. Magi Helena, Dallas Morning News, 28 Feb. 2026 But having social media in the palm of your hand sets the dopamine bar incredibly high. Natalia V. Osipova, CNN Money, 27 Feb. 2026 See All Example Sentences for dopamine

Word History

Etymology

dopa + amine

First Known Use

1959, in the meaning defined above

Time Traveler
The first known use of dopamine was in 1959

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Cite this Entry

“Dopamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dopamine. Accessed 9 Mar. 2026.

Medical Definition

dopamine

noun
do·​pa·​mine ˈdō-pə-ˌmēn How to pronounce dopamine (audio)
: 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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