 norepinephrine |
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| 1. | [ noun ] (biology,chemistry,anatomy,biochemistry,pharmacology) a catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses | |
| Synonyms: | noradrenaline | |
| Related terms: | hormone catecholamine monoamine_neurotransmitter vasoconstrictor | |
