adrenaline

Meanings

1. 1
   noun

   A hormone released by the body in moments of stress, fear, or excitement that speeds up the heart and prepares you to act.

   When the alarm went off, a rush of adrenaline made his heart pound.

2. 2
   noun

   A feeling of intense excitement or thrill.

   Some people go bungee jumping just for the adrenaline.

Etymology tree Proto-Indo-European *h₂éd Proto-Italic *ad Proto-Italic *ad- Latin ad-bor. English ad- Late Latin rēn Proto-Indo-European *h₂el-der.? Proto-Italic *-ālis Late Latin -ālis Late Latin rēnālislbor. English renal English adrenal Proto-Indo-European *-nós Proto-Indo-European *-iHnos Proto-Italic *-īnos Latin -īnusder. Old French -inbor. Middle English -in English -ine English adrenaline From adrenal + -ine, coined by Japanese chemist Takamine Jōkichi in 1901.

Topics

External links

• Cambridge Dictionary
• Wiktionary
• Google Images