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epinephrine Line breaks: epi|neph¦rine
Pronunciation: /ˌɛpɪˈnɛfrɪn/

Definition of epinephrine in English:


Another term for adrenaline.
Example sentences
  • The pancreatic hormone exerts an opposing effect to that of glucagon and epinephrine.
  • While you may not be at such an extreme stage, striving, failure and self - criticism lead to stress, which floods the blood with hormones epinephrine and cortisol.
  • In addition to their effects as neurotransmitters, norepinephrine and epinephrine can influence the rate of metabolism.


Late 19th century: from epi- 'above' + Greek nephros 'kidney' + -ine4.

Definition of epinephrine in:
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