[sing-kuh-niz-uh m, sin-]
poisoning by any of the cinchona alkaloids, characterized by headache, deafness, and ringing in the ears.
Origin of cinchonism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a condition resulting from an excessive dose of cinchona bark or its alkaloids, characterized chiefly by headache, ringing in the ears, and vomiting
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012