adrenaline
/əˈdɹɛnəlɪn/ noun
Forms adrenalines adrenalin
- noun (biochemistry) Epinephrine, the hormone and neurotransmitter.
- noun Excitement; thrills. “Some people bungee jump to feel alive through the surge of adrenaline.”
Synonyms
Etymology
From adrenal + -ine, coined by Japanese chemist Takamine Jōkichi in 1901.
Webster’s 1913
- noun A crystalline substance, C9H13O3N, obtained from suprarenal extract, of which it is regarded as the active principle. It is used in medicine as a stimulant and hemostatic.
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “adrenaline”, CC BY-SA 4.0. Details