(pathology) An abnormal blood-filled swelling of an artery or vein, resulting from a localized weakness in the wall of the vessel.

plural of aneurysm

In an aneurysmal way.

Of, pertaining to, or causing aneurysms

(medicine) An aneurysm in which an infectious agent, mostly bacteria grows through the wall of a blood vessel. It leads to an irreversible dilatation of an artery due to destruction of the vessel wall by infection.

plural of mycotic aneurysm

In an aneurysmatic manner

(surgery) A surgical excision of an aneurysm.

(medicine) Describing a blood vessel that has an aneurysm; aneurysmal

(surgery) Suture closure of an aneurysm.