Noun: epinephrine ,e-pu'ne-frin
- A catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action
"Epinephrine is used to treat severe allergic reactions";
- epinephrin, adrenaline, Adrenalin
Derived forms: epinephrines
Type of: neurotransmitter, pressor, vasoconstrictive, vasoconstrictor
Encyclopedia: Epinephrine