hydroxytryptamine
noun
hy·droxy·tryp·ta·mine
hī-ˌdräk-sē-ˈtrip-tə-ˌmēn 
: serotonin
—usually preceded by the numeral 5
5-hydroxytryptamine
Cite this Entry
“Hydroxytryptamine.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydroxytryptamine. Accessed 21 May. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share