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[pol-ee-ahr-tuh-rahy-tis] /ˌpɒl iˌɑr təˈraɪ tɪs/
noun, Pathology.
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.
Also called periarteritis nodosa.
Origin of polyarteritis
From New Latin, dating back to 1905-10; See origin at poly-, arteritis Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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polyarteritis in Medicine

polyarteritis pol·y·ar·te·ri·tis (pŏl'ē-är'tə-rī'tĭs)
Simultaneous inflammation of a number of arteries.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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