hydroxytryptamine

noun hy·droxy·tryp·ta·mine \ hī-ˌdräk-sē-ˈtrip-tə-ˌmēn \

Definition of hydroxytryptamine

: serotonin usually preceded by the numeral 5
  • 5-hydroxytryptamine

First Known Use of hydroxytryptamine

1949

in the meaning defined above

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