- Quinidine by Webster's
... n.) An alkaloid isomeric with, and resembling, quinine, found in certain species of cinchona, from which it is extracted as a bitter white crystalline substance; conchinine. It is used somewhat as a febrifuge.
- quinine by Timothy Johnson
A bitter crystalline alkaloid extracted from cinchona bark, the salts of which are used as a tonic, antipyretic, analgesic, etc., and in malaria therapy. Formula: C 20H 24N 2O 2
- Aricine by Webster's
... n.) An alkaloid, first found in white cinchona bark.
- cinchona by Abby Lyons
Any of about 40 species, mostly trees, that make up the genus Cinchona in the madder family. Cinchona is native to the Andes Mountains. Four species have been cultivated in tropical regions for hundreds of years, mostly in Java and, since World War II, in Africa. The bark is processed to obtain various alkaloids. The most significant are quinine, used to treat malaria, and quinidine, used ...
- Bebirine by Webster's
... n.) An alkaloid got from the bark of the bebeeru or green heart of Guiana (Nectandra Rodioei). It is a tonic, antiperiodic, and febrifuge, and is used in medicine as a substitute for quinine.