noun. a catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses.
- monoamine neurotransmitter
- epinephrine (English)
- nor- (English)
Example sentences of the word norepinephrine
1. Noun, singular or mass
Epinephrine and norepinephrine prepare the cells to use glucose as fuel and increase the heart rate, blood pressure and respiration rate to meet the physical demands of training.
The brain also needs norepinephrine to form new memories and to store them long term, the Franklin Institute explains.
3. Verb, non-3rd person singular present
The neurotransmitters norepinephrine and serotonin play an important role in your psychological wellness.