Also nor·a·dren·a·lin [nawr-uh-dren-l-in] /ˌnɔr əˈdrɛn l ɪn/.
Origin of noradrenaline
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a hormone secreted by the adrenal medulla, increasing blood pressure and heart rate, and by the endings of sympathetic nerves, when it acts as a neurotransmitter both centrally and peripherally. Formula: C 8 H 11 NO 3US name: norepinephrine
- See norepinephrine.
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