Dictionary.com

polyarteritis

[ pol-ee-ahr-tuh-rahy-tis ]
/ ˌpɒl iˌɑr təˈraɪ tɪs /
Save This Word!

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.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help
Also called periarteritis nodosa.

Origin of polyarteritis

From New Latin, dating back to 1905–10; see origin at poly-, arteritis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Medical definitions for polyarteritis

polyarteritis
[ pŏl′ē-är′tə-rītĭs ]

n.
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.
FEEDBACK