Definition of adrenaline noun from the Oxford Advanced Learner's Dictionary



(also adrenalin) noun
BrE BrE//əˈdrenəlɪn//
; NAmE NAmE//əˈdrenəlɪn//
[uncountable] Excitement
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a substance produced in the body when you are excited, afraid or angry. It makes the heart beat faster and increases your energy and ability to move quickly. The excitement at the start of a race can really get the adrenaline flowing. a rush/surge of adrenaline A shot of adrenaline was given as an antidote to the wasp sting. Wordfinderadrenaline, adventure, attempt, challenge, enthusiasm, escapade, excitement, explore, kick, thrill See related entries: Excitement
See the Oxford Advanced American Dictionary entry: adrenaline