Definition of Idiopathic

relating to a disease that manifests spontaneously or that has no known cause

Examples of Idiopathic in a sentence

Josh’s idiopathic arthritis arrived out of the blue when he was just 25 years old.  🔊

Because he has no history of cancer in his family, the man’s mystery illness seemed idiopathic as well as unexpected.  🔊

Idiopathic and unforeseen, the woman’s tumor came as a shock to her family and herself.  🔊

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