What does aneurism mean?
noun
An abnormal localized dilatation of an artery, typically occurring in the aorta or one of its major branches, caused by a weakening of the arterial wall.
Example
"The doctor ordered an MRI to check for an aneurism in the patient's aorta."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.