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
ˌan-yə-ˈriz-məl How to pronounce aneurysm (audio)
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.
Those include brain infections, neurological conditions, arthritis, anemia, respiratory involvement, pancreatitis, cardiovascular complications, like aneurysms, and inflammation of the spinal cord, among many other things. — Ars Technica, 19 Mar. 2025 This includes conditions such as stroke, brain aneurysm, brain bleed, and carotid artery disease. Women with PCOS, endometriosis, or both faced the highest overall risk. — Tom Gavin, EverydayHealth.com, 26 Feb. 2025 Following the deaths of Ham, Evans (who also died by suicide in 1983), and Gibbins (who died of a brain aneurysm in 2005), Molland was the last surviving member of Badfinger’s core lineup. — Daniel Kreps, Rolling Stone, 2 Mar. 2025 Jet suffers a head injury, which her doctor says will lead to a deadly aneurysm within a week. — Carly Tagen-Dye, People.com, 13 Feb. 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

Rhymes for aneurysm

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aneurysm
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Cite this Entry

“Aneurysm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aneurysm. Accessed 25 Mar. 2025.

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Medical Definition

aneurysm

noun
an·​eu·​rysm
variants also aneurism
ˈan-yə-ˌriz-əm How to pronounce aneurysm (audio)
: an abnormal blood-filled dilatation of a blood vessel and especially an artery resulting from disease of the vessel wall
aneurysmal adjective
also aneurismal
ˌan-yə-ˈriz-məl How to pronounce aneurysm (audio)
aneurysmally
-ē How to pronounce aneurysm (audio)
adverb

More from Merriam-Webster on aneurysm

Nglish: Translation of aneurysm for Spanish Speakers

Britannica.com: Encyclopedia article about aneurysm

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