epinephrine
English
Etymology
From Ancient Greek ἐπί (epí, “upon”) + νεφρός (nephrós, “kidney”) + English -ine.
Pronunciation
Noun
epinephrine (countable and uncountable, plural epinephrines)
- (biochemistry, organic chemistry) A catecholamine hormone and neurotransmitter; as a hormone, secreted by the adrenal gland in response to stress (when it stimulates the autonomic nervous system); as a neurotransmitter, synthesized from norepinephrine.
Synonyms
- (hormone and neurotransmitter): adrenalin, adrenaline, 4,5-β-trihydroxy-N-methylphenethylamine
Hypernyms
- (hormone): catecholamine
- (neurotransmitter): monoamine, phenethylamine
Derived terms
Translations
hormone and nurotransmitter
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