| NOUN | body | epinephrin, epinephrine, adrenaline, Adrenalin | a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin) |
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| Meaning | A catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action. | |
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| Synonyms | epinephrine, adrenaline, Adrenalin | |
| Broader | catecholamine | Any of a group of chemicals including epinephrine and norepinephrine that are produced in the medulla of the adrenal gland |
| hormone, endocrine, internal secretion | The secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect | |
| neurotransmitter | A neurochemical that transmits nerve impulses across a synapse | |
| vasoconstrictor, vasoconstrictive, pressor | Any agent that causes a narrowing of an opening of a blood vessel | |
| Spanish | adrenalina, epinefrina | |
| Catalan | adrenalina, epinefrina | |
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