hydroxytryptamine

noun

hy·​droxy·​tryp·​ta·​mine hī-ˌdräk-sē-ˈtrip-tə-ˌmēn How to pronounce hydroxytryptamine (audio)
: serotonin
—usually preceded by the numeral 5
5-hydroxytryptamine

Word History

First Known Use

1949, in the meaning defined above

Time Traveler
The first known use of hydroxytryptamine was in 1949

Dictionary Entries Near hydroxytryptamine

hydroxyquinoline

hydroxytryptamine

hydroxyurea

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Cite this Entry

“Hydroxytryptamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydroxytryptamine. Accessed 27 Mar. 2023.

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Britannica.com: Encyclopedia article about hydroxytryptamine

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