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polyarteritis

[ pol-ee-ahr-tuh-rahy-tis ]

noun

, Pathology.
  1. inflammation of the layers of an artery or of many arteries, usually caused by a severe hypersensitivity reaction, and characterized by nodules and hemorrhage along the involved vessels.


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Word History and Origins

Origin of polyarteritis1

From New Latin, dating back to 1905–10; poly-, arteritis

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