: 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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Trafford suspects the next new signing at Leeds will generate the same kind of excitement, the next dopamine hit. Beren Cross, New York Times, 15 Aug. 2026 Obviously everything else is more fun at this point, dopamine and TikTok and all of that. Jasmine Vojdani, Vulture, 12 Aug. 2026 The surveillance state that’s constantly tracking American citizens’ dopamine levels is evidently fine with this, too. Hillary Busis, Vanity Fair, 5 Aug. 2026 That means there’s all the more pressure on the company to identify children with the je ne sais quoi to capture and maintain the eyes of a generation that’s always chasing its next dopamine hit. Selome Hailu, Variety, 4 Aug. 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 18 Aug. 2026.

Medical Definition

: 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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