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aneurysm
[ an-yuh-riz-uhm ]
noun
- a permanent cardiac or arterial dilatation usually caused by weakening of the vessel wall.
aneurysm
/ ˈænjəˌrɪzəm /
noun
- a sac formed by abnormal dilation of the weakened wall of a blood vessel
aneurysm
/ ăn′yə-rĭz′əm /
- A localized, blood-filled dilation of a blood vessel or cardiac chamber caused by disease, such as arteriosclerosis, or weakening of the vessel or chamber wall. A ruptured aneurysm results in hemorrhage and is often fatal.
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Derived Forms
- ˌaneuˈrysmally, adverb
- ˌaneuˈrysmal, adjective
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Other Words From
- aneu·rysmal aneu·rismal adjective
- aneu·rysmal·ly aneu·rismal·ly adverb
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Word History and Origins
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Word History and Origins
Origin of aneurysm1
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Example Sentences
According to the Brain Aneurysm Foundation the mortality rate is around 40 percent.
He discovered that his friend had just died from a brain aneurysm, and would never learn about the show.
The episode employs the tried and true conceit: a character has an aneurysm and begins hallucinating his life as a musical.
In the opening pages, village council member Barry Fairbrother drops dead from a brain aneurysm.
Coffee-drinking increases the risk of intracranial aneurysm by 10.6 percent.
An aneurysm needle threaded with silk is now passed around the vein from within outwards.
The rupture of a popliteal aneurysm, however, by compressing the vein and the articular branches, usually determines gangrene.
In other cases the blood escapes beyond the sheath and collects in the surrounding tissues, and a traumatic aneurysm results.
They usually heal rapidly, but, like punctured wounds, are liable to be followed by the formation of an aneurysm.
When the associated wound in the soft parts is valvular the hæmorrhage is arrested and an aneurysm may develop.
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