aneurysm

aneurysm definition - medical

an·eu·rysm or an·eu·rism (ănˈyə-rĭzˌəm)

noun
A localized, blood-filled dilation of a blood vessel caused by disease or weakening of the vessel wall.

Related Forms:

  • anˌeu·rysˈmal (-məl), anˌeu·ris·matˈic (-mătˈĭk) adjective

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aneurysm

abdominal aortic aneurysm

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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