[sing-kuh-niz-uh m, sin-]

noun Pathology.

poisoning by any of the cinchona alkaloids, characterized by headache, deafness, and ringing in the ears.

Origin of cinchonism

First recorded in 1855–60; cinchon(a) + -ism Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for cinchonism



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