Definitions for: Adrenaline

[n] a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action

Webster (1913) Definition: Ad*re"nal*ine, n. Also Adrenalin Ad*re"nal*in
(Physiol. Chem.)
A crystalline substance, C9H13O3N, obtained from suprarenal
extract, of which it is regarded as the active principle. It
is used in medicine as a stimulant and hemostatic.

Synonyms: Adrenalin, epinephrin, epinephrine

See Also: catecholamine, hormone, internal secretion, neurotransmitter, vasoconstrictive, vasoconstrictor

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