norepinephrine
noun/ˌnɔːrepɪˈnefrɪn/
/ˌnɔːrepɪˈnefrɪn/
[uncountable] (biology)- a substance produced in the body that makes the heart beat faster and can help to increase blood pressure that is too low
- The hormone norepinephrine is released during stressful situations.
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norepinephrine