|an extraordinary or unusual thing, person, or event; an exceptional example or instance.|
|a scrap or morsel of food left at a meal.|
|1.||any tree or shrub of the South American rubiaceous genus Cinchona, esp C. calisaya, having medicinal bark|
|2.||cinchona bark, Peruvian bark, calisaya, Also called: china bark the dried bark of any of these trees, which yields quinine and other medicinal alkaloids|
|3.||any of the drugs derived from cinchona bark|
|[C18: New Latin, named after the Countess of Chinchón (1576--1639), vicereine of Peru]|
cinchona cin·cho·na (sĭng-kō'nə, sĭn-chō'-)
Any of several trees and shrubs of the genus Cinchona, native chiefly to the Andes and cultivated for bark that yields the medicinal alkaloids quinine and quinidine.
The dried bark of any of these plants.