serotonin

Definitions

General English

• noun a chemical in your body which affects your moods and the sending of messages through your nerves

General Science

• noun a compound that exists mainly in blood platelets and is released after tissue injury

Medical

• noun a compound which is a neurotransmitter and exists mainly in blood platelets. It is released after tissue is injured and is important in sleep, mood and vasoconstriction.

Nearby Definitions of “serotonin”

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Contexts for “serotonin”

3 definitions in context
• General English
• General Science
• Medical