permanent arterial enlargement usually caused by weakening of the vessel wall by diseases (Medicine)
\an"eu*rism\ (&?;), n. [gr. &?;, &?;, a widening, an opening; &?; up + &?; wide.] (med.) a soft, pulsating, hollow tumor, containing blood, arising from the preternatural dilation or rupture of the coats of an artery. [written also aneurysm.]
exogenous aneurism cirsoid aneurism
An aneurysm or aneurism (from , aneurysma, "dilation", from ἀνευρύνειν, aneurynein, "to dilate") is a localized, blood-filled balloon-like in the wall of a blood vessel.
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1. a cardiovascular disease characterized by a sac-like widening of an artery resulting from weakening of the artery wall
(hypernym) cardiovascular disease
(hyponym) aortic aneurysm
aneurysm or aneurism noun
swelling caused by the weakening of a wall of a blood vesselcongenital aneurysm =
weakening of the arteries at the base of the brain, occurring in a baby from birthCOMMENT:
aneurysm usually occurs in the wall of the aorta, ('aortic aneurysm') and is often due to atherosclerosis, and sometimes to syphilis
A soft, pulsating, hollow tumor, containing blood, arising from the preternatural dilation or rupture of the coats of an artery.
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