Definition of "epinephrine"

epinephrine

/ɛpɪˈnɛfɹɪn/

noun
countable and uncountable, plural epinephrines
1. (biochemistry, organic chemistry, medicine) 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. It is also used as a medication.
  Quotations
  At the ER, after deflating me with a cocktail of epinephrine, a steroid and an antihistamine, the doctors scolded me for not coming in more quickly: I could have died of asphyxiation.
  2023 November 1, “‘We’re sedating women with self-care’: how we became obsessed with wellness”, in The Guardian‎