n.
Pronunciation: si ŋ - ' k ō -n ə , sin- ' ch ō -
Function: noun
Etymology: New Latin, genus name, from the countess of Chinchón † 1641 wife of the Peruvian viceroy
Date: 1786
1 : any of a genus ( Cinchona ) of So. American trees and shrubs of the madder family
2 : the dried bark of a cinchona (as C. ledgeriana ) containing alkaloids (as quinine) and formerly used as a specific in malaria