[sing-koh-nuh, sin-]
any of several trees or shrubs of the genus Cinchona, of the madder family, especially C. calisaya, native to the Andes, cultivated there and in Java and India for its bark, which yields quinine and other alkaloids.
Also called Jesuit's bark, Peruvian bark. the medicinal bark of such trees or shrubs.

< Neo-Latin, the Linnaean genus name, after Francisca Enriques de Ribera, Countess of Chinchón (died 1641), who was associated with the introduction of quinine into Europe, in several accounts now considered spurious

cinchonic [sin-kon-ik] , adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
cinchona (sɪŋˈkəʊnə)
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]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

cinchona cin·cho·na (sĭng-kō'nə, sĭn-chō'-)

  1. 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.

  2. The dried bark of any of these plants.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
It was the bark of the cinchona tree, a close cousin of coffee.
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