Quinovin \Qui*no"vin\, n. [NL. quina nova the tree Cosmibuena magnifolia, whose bark yields quinovin.]

(Chem.) An amorphous bitter glucoside derived from cinchona and other barks. Called also quinova bitter, and quinova. [Written also chinovin, and kinovin.]

Source: Webster's Revised Unabridged Dictionary (1913)