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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
/ əˈdrɛnəlɪn /
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
/ ə-drĕn′ə-lĭn /
- See epinephrine
adrenaline
- A hormone secreted by the adrenal glands that helps the body meet physical or emotional stress ( see endocrine system ).
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Notes
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Word History and Origins
Origin of adrenaline1
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Example Sentences
The Islamic State was closing in on the media center, she said, still trembling from a mix of adrenaline and fear.
After about five minutes his pulse disappeared, and despite a few more doses of adrenaline, it never returned.
Above all else, it is clear that ISIS is an adrenaline addict.
For Red Bull, who built their brand selling an adrenaline-fueled lifestyle, that's the whole appeal.
At the end of the adrenaline-packed scene, they both end up getting away.
In the latter class are included such drugs as hydrastine and adrenaline.
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Related Words
- epinephrine
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