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adrenaline

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia, Hutchinson 0.07 sec.
adrenaline /adren·a·line/ (ah-dren´ah-lin) epinephrine.
a·dren·a·line (-drn-ln)
n.

adrenaline.
adrenaline,
adrenaline (dren´lin),
n the British term for epinephrine.

adrenaline

adrenaline (epinephrine) 
A hormone of the adrenal medulla which, instilled in the eye, causes a constriction of the conjunctival vessels, dilates the pupil and diminishes the intraocular pressure. See adrenergic receptors; ocular decongestant; naphazoline; neurotransmitter; noradrenaline (norepinephrine).

adrenaline
British for epinephrine, see there


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(A) Well, that's always in the back of your head, but when you're in the car, adrenaline takes over, and you're really focusing on what's in front of you.
Since adrenaline influences arousal and anxiety, the researchers injected neuropeptide S into the brains of live mice to study its behavioral effects.
Deborah Miller was one of the few who avoided being hit, but her reaction to the training session was the same as the rest - a jolt of adrenaline.
 
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