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 
Example Sentences
Recent Examples on the Web In my most recent column, that was an abdominal aortic aneurysm. 
Dr. Keith Roach, oregonlive, 9 Aug. 2022 After doctors discovered an aortic aneurysm, Doroenbos was forced to end his 14-year NFL football career in 2017. Tammy Stables Battaglia, Detroit Free Press, 9 June 2022 Ford died at an Atlanta hospital in October 2016 after suffering an abdominal aneurysm, according to the New York Times. Christi Carrasstaff Writer, Los Angeles Times, 6 June 2022 Mitchell, now 78, had a brain aneurysm in 2015, one that required rehabilitation and physical therapy to recover. Leah Asmelash, CNN, 25 July 2022 Both times, Clarke was forced to undergo surgery, including two procedures following the second aneurysm in 2013. Jon Blistein, Rolling Stone, 18 July 2022 From the university's release: North Carolina A&T volleyball player Fatimah Shabazz died of complications from an aneurysm on Sunday, Nov. 28, 2021, as announced by the N.C. A&T Department of Athletics on Tuesday. Scott Springer, The Enquirer, 30 Nov. 2021 There at the behest of Brandi Carlile, Mitchell, 78, who has spent years recovering from a brain aneurysm, sang, played guitar and proved there is a reason for social media to exist. Los Angeles Times, 25 July 2022 Last year's pick for grand marshal was Ron Murphy, a Norwood police officer and parade photographer, who recovered from an early 2021 brain aneurysm. Quinlan Bentley, The Enquirer, 30 Mar. 2022 See More
Dr. Keith Roach, oregonlive, 9 Aug. 2022 After doctors discovered an aortic aneurysm, Doroenbos was forced to end his 14-year NFL football career in 2017. Tammy Stables Battaglia, Detroit Free Press, 9 June 2022 Ford died at an Atlanta hospital in October 2016 after suffering an abdominal aneurysm, according to the New York Times. Christi Carrasstaff Writer, Los Angeles Times, 6 June 2022 Mitchell, now 78, had a brain aneurysm in 2015, one that required rehabilitation and physical therapy to recover. Leah Asmelash, CNN, 25 July 2022 Both times, Clarke was forced to undergo surgery, including two procedures following the second aneurysm in 2013. Jon Blistein, Rolling Stone, 18 July 2022 From the university's release: North Carolina A&T volleyball player Fatimah Shabazz died of complications from an aneurysm on Sunday, Nov. 28, 2021, as announced by the N.C. A&T Department of Athletics on Tuesday. Scott Springer, The Enquirer, 30 Nov. 2021 There at the behest of Brandi Carlile, Mitchell, 78, who has spent years recovering from a brain aneurysm, sang, played guitar and proved there is a reason for social media to exist. Los Angeles Times, 25 July 2022 Last year's pick for grand marshal was Ron Murphy, a Norwood police officer and parade photographer, who recovered from an early 2021 brain aneurysm. Quinlan Bentley, The Enquirer, 30 Mar. 2022 See More 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