Dictionary

epinephrine

noun epi·neph·rine \ˌe-pə-ˈne-frən\

Definition of EPINEPHRINE

:  a colorless crystalline feebly basic sympathomimetic hormone C9H13NO3 that is the principal blood-pressure raising hormone secreted by the adrenal medulla and is used medicinally especially as a heart stimulant, a vasoconstrictor in controlling hemorrhages of the skin, and a muscle relaxant in bronchial asthma —called also adrenaline

Variants of EPINEPHRINE

epi·neph·rine also epi·neph·rin \ˌe-pə-ˈne-frən\

Origin of EPINEPHRINE

International Scientific Vocabulary epi- + Greek nephros kidney — more at nephritis
First Known Use: 1899

epinephrine

noun epi·neph·rine   (Medical Dictionary)

Medical Definition of EPINEPHRINE

:  a colorless crystalline feebly basic sympathomimetic hormone C9H13NO3 that is the principal blood-pressure-raising hormone secreted by the adrenal medulla, is prepared from adrenal extracts or made synthetically, and is used medicinally especially as a heart stimulant, as a vasoconstrictor (as to treat open-angle glaucoma and life-threatening allergic reactions and to prolong the effects of local anesthetics), and as a bronchodilator—called also adrenaline

Variants of EPINEPHRINE

epi·neph·rine also epi·neph·rin \ˌep-ə-ˈnef-rən\

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