epinephrine Hear it!

epinephrine Definition

☆ epi·neph·rine (ep′ə nef′rin, -rēn′)

noun

a hormone, CHNO, secreted by the medulla of the adrenal gland, that stimulates the heart, increases blood sugar, muscular strength, and endurance, etc.; adrenaline: it is extracted from animal adrenals or prepared synthetically

Etymology: epi- + nephr(o)- + -ine

epinephrine Usage Examples

Noun used with modifier

  • hormone: In response to stimulation, chromaffin cells secrete the hormone epinephrine directly into the blood.

Browse dictionary entries near epinephrine

  1. ‹ epinasty
  2. ‹ epimysium
  3. ‹ epimere
  4. ‹ epilogue
  5. ‹ epilimnion
  6. ‹ epileptoid
  7. ‹ epileptic
  8. ‹ epilepsy
  9. ‹ epigynous
  10. ‹ epigraphy
  1. epineurium ›
  2. Epiphany ›
  3. epiphenomenalism ›
  4. epiphenomenon ›
  5. epiphysis ›
  6. epiphyte ›
  7. epiphytology ›
  8. epiphytotic ›
  9. epirogeny ›
  10. Epirus ›