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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Why your brain wants rest instead of recipes After a long workday or a stressful afternoon, the brain naturally reaches for convenience, dopamine, comfort and low-effort rewards. Lauren Jarvis-Gibson, Fort Worth Star-Telegram, 22 May 2026 After work or stressful days, the brain naturally craves convenience, dopamine, comfort and low-effort rewards. Lauren Jarvis-Gibson, Sacbee.com, 22 May 2026 My top picks include these $34 Barreda Lo sneakers, the classic Sambaes, and these dopamine-boosting, bright blue SL 72s. Kaelin Dodge, InStyle, 21 May 2026 There's a dopamine effect that is transferred to the player whenever it's done successfully. Brian Mazique, Forbes.com, 18 May 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 29 May. 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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