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

See More Nearby Entries 

Cite this Entry

“Hydroxytryptamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydroxytryptamine. Accessed 14 Nov. 2024.

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More from Merriam-Webster on hydroxytryptamine

Britannica.com: Encyclopedia article about hydroxytryptamine

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