Adrenaline vs. Adrenalin

Adrenalinenoun

(hormone) epinephrine, the hormone and neurotransmitter.

Adrenalinenoun

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Adrenalinenoun

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.

Adrenalinenoun

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

Adrenalinenoun

a hormone secreted by the adrenal glands that increases rates of blood circulation, breathing, and carbohydrate metabolism and prepares muscles for exertion

Adrenaline

Adrenaline, also known as epinephrine, is a hormone and medication which is involved in regulating visceral functions (e.g., respiration). Adrenaline is normally produced both by the adrenal glands and by a small number of neurons in the medulla oblongata.

Adrenalinnoun

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