catecholamine 1
noundomain: substance
Princeton WordNet [ver.3.1]
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EnglishDefinition
any of a group of chemicals including epinephrine and norepinephrine that are produced in the medulla of the adrenal gland
Hypernym
hormone 1
noun
the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect
EnglishHyponym
noradrenaline 1
noun
a catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses
epinephrine 1
noun
a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action
