epinephrine
Definition from Wiktionary, the free dictionary
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English [edit]
Etymology [edit]
From Ancient Greek ἐπί (“upon”) + νεφρός (“kidney”) + -ine.
Pronunciation [edit]
- IPA: /ɛpɪˈnɛfɹɪn/
Noun [edit]
epinephrine (uncountable)
- (biochemistry) Adrenaline: a catecholamine hormone secreted by the adrenal gland in response to stress (when it stimulates the autonomic nervous system).
- (biochemistry) A neurotransmitter which is synthesized from norepinephrine.
Usage notes [edit]
Is used medicinally as a heart stimulant, vasoconstrictor and bronchial relaxant.
Synonyms [edit]
Related terms [edit]
Translations [edit]
epinephrine
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