catecholamine

Other forms: catecholamines

Definitions of catecholamine
  1. noun
    any of a group of chemicals including epinephrine and norepinephrine that are produced in the medulla of the adrenal gland
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    types:
    noradrenaline, norepinephrine
    a catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses
    Adrenalin, adrenaline, epinephrin, epinephrine
    a catecholamine secreted by the adrenal medulla in response to stress (trade name Adrenalin); stimulates autonomic nerve action
    type of:
    endocrine, hormone, internal secretion
    the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect
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