The Collaborative International Dictionary
chinoidine
Quinoidine \Qui*noid"ine\, n. [Quinine + -oid.] (Med. Chem.) A brownish resinous substance obtained as a by-product in the treatment of cinchona bark. It consists of a mixture of several alkaloids. [Written also chinoidine.]
Wiktionary
chinoidine
n. (alternative form of quinoidine English)