The Collaborative International Dictionary
Quinizine
Quinizine \Quin"i*zine\, n. [Quinoline + hydrazine.] (Chem.) any one of a series of nitrogenous bases, certain of which are used as antipyretics.
Wiktionary
quinizine
n. (context chemistry archaic English) Any of a series of nitrogenous bases derived from quinoline, some of which are used as antipyretics.