Found 2 items, similar to quinidine.
English → English (WordNet) Definition: quinidine quinidine n : cardiac drug (trade names Quinidex and Quinora) used to treat certain heart arrhythmias [syn: Quinidex, Quinora]
English → English (gcide) Definition: Quinidine Quinidine \Quin"i*dine\, n. (Chem.) 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. [Written also chinidine.] [1913 Webster]