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Definitions

adrenaline

[uh-dren-l-in, -een] / əˈdrɛn l ɪn, -ˌin /
NOUN
state of excitement
Synonyms
STRONGEST
epinephrine
STRONG
WEAK
Antonyms
STRONGEST
WEAK


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Spare adrenaline auto-injectors must also be stocked by schools for emergencies involving children without a prior allergy diagnosis.

From BBC • Mar. 5, 2026

Several times while training for Ironman triathlons, I’ve crashed my bike and jumped right back up—there was so much adrenaline flowing that I didn’t feel pain in the moment.

From The Wall Street Journal • Mar. 1, 2026

She said that, as her adrenaline was pumping, she didn’t fear for her personal safety, “though in retrospect, maybe I should have.”

From Los Angeles Times • Feb. 25, 2026

"You've got so much adrenaline pumping through your body in that ring," he tells BBC Sport.

From BBC • Feb. 20, 2026

But it was just adrenaline, because there were no sparks, no smell of barbecue pork, no blindness.

From "The Marrow Thieves" by Cherie Dimaline