aneurysm

noun

an·​eu·​rysm ˈan-yə-ˌri-zəm How to pronounce aneurysm (audio)
variants or less commonly aneurism
: an abnormal blood-filled bulge of a blood vessel and especially an artery resulting from weakening (as from disease) of the vessel wall
aneurysmal adjective

Examples of aneurysm in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Bono, born Paul Hewson, attributes his own obsession with becoming a rock star to the fact that his father essentially ignored him, a situation that was only exacerbated when his mother died, quite suddenly, of an aneurysm, a tragedy his father literally never spoke of. Owen Gleiberman, Variety, 16 May 2025 These aneurysms tend to develop in areas where blood vessels branch off in two directions. Angelica Bottaro, Verywell Health, 14 May 2025 In May 2023, Jackie Miller James suffered a life-threatening aneurysm at 39 weeks pregnant Comments NEED TO KNOW In 2023, Jackie Miller James suffered a ruptured aneurysm at 39 weeks pregnant. Zoey Lyttle, People.com, 7 May 2025 Here’s the proposition for the benefit of having the scan: if the MRI catches a cancer early or detects hidden aneurysms, resulting treatments may improve health and longevity. Jesse Pines, Forbes.com, 13 Apr. 2025 See All Example Sentences for aneurysm

Word History

Etymology

Greek aneurysma, from aneurynein to dilate, from ana- + eurynein to stretch, from eurys wide — more at eury-

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of aneurysm was in the 15th century

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Cite this Entry

“Aneurysm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aneurysm. Accessed 5 Jun. 2025.

Medical Definition

aneurysm

noun
an·​eu·​rysm
variants also aneurism
: an abnormal blood-filled dilatation of a blood vessel and especially an artery resulting from disease of the vessel wall
aneurysmal adjective
also aneurismal
aneurysmally adverb

More from Merriam-Webster on aneurysm

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