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adrenaline
[ uh-dren-l-in, -een ]
noun
- Biochemistry. epinephrine ( def 1 ).
- the feeling of excitement, alertness, and intensity caused by the release of epinephrine in the body:
For adventure seekers, there are ungroomed, off-piste routes with deep snow offering lots and lots of adrenaline.
adrenaline
/ əˈɛəɪ /
noun
- a hormone that is secreted by the adrenal medulla in response to stress and increases heart rate, pulse rate, and blood pressure, and raises the blood levels of glucose and lipids. It is extracted from animals or synthesized for such medical uses as the treatment of asthma. Chemical name: aminohydroxyphenylpropionic acid; formula: C 9 H 13 NO 3 US nameepinephrine
adrenaline
- See epinephrine
adrenaline
- A hormone secreted by the adrenal glands that helps the body meet physical or emotional stress ( see endocrine system ).
Notes
Word History and Origins
Origin of adrenaline1
Compare Meanings
How does adrenaline compare to similar and commonly confused words? Explore the most common comparisons:
Example Sentences
Born adrenaline averse, I have never sought being in the thick of crowds.
But he was reassured by having a team of doctors and nurses present, with drugs such as adrenaline standing by in case of a severe, life-threatening reaction.
“They both had quite the adrenaline dump once on top,” the aviation team wrote.
“But now I know how it works that adrenaline carries you so far.”
The end of the line for Superman was met with an outpouring of grief from adrenaline junkies.
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Related Words
- epinephrine
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