[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. 2018
- a condition resulting from an excessive dose of cinchona bark or its alkaloids, characterized chiefly by headache, ringing in the ears, and vomiting