adrenaline

n.	1.	.
	1.	(Physiol. Chem.) a hormone secreted by the adrenal medulla that acts as a powerful stimulant in reponse to fear or stress; it stimulates autonomic nerve action. It can be obtained as a crystalline substance, C9H13NO3. It is used in medicine as a vasoconstrictor (hemostatic) and cardiac stimulant, also to reduce allergic reactions and to stimulate the heart in cases of cardiac arrest.

Noun

1.

adrenaline - a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action Synonyms: Adrenalin, epinephrin, epinephrine

Adrenalin, brand, brand name, catecholamine, endocrine, epinephrin, epinephrine, hormone, internal secretion, marque, neurotransmitter, trade name, vasoconstrictive, vasoconstrictor

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