epinephrine
Epinephrine (noun) means the medical name for adrenaline — a hormone released by the adrenal glands during stress that speeds up the heart and boosts energy, also used as an emergency medicine. Example: “Paramedics gave the patient an injection of epinephrine to restart his heart.”
How to use epinephrine
Learner’s notesIn plain EnglishThe scientific/medical term for adrenaline, the "fight or flight" hormone.
US medicine tends to say "epinephrine"; UK usage more often says "adrenaline" for the same substance.
Word forms
epinephrines plural
Fill the gap
Can you complete this real example?
Paramedics gave the patient an injection of _____ to restart his heart.
Etymology
From Greek epi- ("upon") + nephrós ("kidney") + the chemical suffix -ine — literally "upon the kidney," describing where the adrenal glands sit.
Synonyms
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Rhymes for epinephrine
See all rhymes for epinephrine →Frequently asked questions
What does “epinephrine” mean?
The word “epinephrine” means the medical name for adrenaline — a hormone released by the adrenal glands during stress that speeds up the heart and boosts energy, also used as an emergency medicine. In plain terms, the scientific/medical term for adrenaline, the "fight or flight" hormone.
How do you pronounce “epinephrine”?
“Epinephrine” is pronounced ehp-ih-NEH-frihn (/ˌɛp.ɪˈnɛ.fɹɪn/ in IPA).
How do you use “epinephrine” in a sentence?
Here is “epinephrine” used in a sentence: “Paramedics gave the patient an injection of epinephrine to restart his heart.”
What part of speech is “epinephrine”?
“Epinephrine” is a noun.
Where does the word “epinephrine” come from?
The word “epinephrine” comes from Greek. From Greek epi- ("upon") + nephrós ("kidney") + the chemical suffix -ine — literally "upon the kidney," describing where the adrenal glands sit.