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   adrenaline

   /əˈdrɛnəlɪn/

   noun

   • 1. a hormone secreted by the adrenal glands that increases rates of blood circulation, breathing, and carbohydrate metabolism and prepares muscles for exertion: "performing live really gets your adrenaline going"

   Word Origin early 20th century: from adrenal + -ine4.

   Scrabble Points: 11

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