Adrenaline
Pronunciation : Ad*re"nal*ine
Part of Speech : n. Also Ad*re"nal*in. (Physiol. Chem.)
Definition : Defn: 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.
Source : Webster's Unabridged Dictionary, 1913