aneurysm

noun

an·​eu·​rysm ˈan-yə-ˌri-zəm 

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 

adjective

Examples of aneurysm in a Sentence

Recent Examples on the Web

Laura died of a brain aneurysm in 2014 On Aug. 6, 2014, Martha announced on her blog that Laura had died of a massive brain aneurysm. —Emily Blackwood, People.com, 30 Oct. 2024

The possible diagnoses that first night had included stroke, aneurysm, and brain tumor. —Katie Gutierrez, TIME, 19 Sep. 2024

In 1974, Jones suffered an aneurysm and underwent a pair of life-saving brain surgeries. —Elias Leight, Rolling Stone, 4 Nov. 2024

The Beverly Hills 90210 star — who died at age 53 on July 13 after years of living with cancer — opened up to PEOPLE in November 2023 about how her mom, who was diagnosed with a brain aneurysm when Doherty was 8, taught her to be tenacious. —Stephanie Wenger, Peoplemag, 14 July 2024

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

Medical Definition

aneurysm

noun

an·​eu·​rysm

variants also aneurism

ˈan-yə-ˌriz-əm 

: 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 

aneurysmally

-ē 

adverb