Final answer:
Aortectasia is the abnormal dilation of the aorta.
Step-by-step explanation:
Aortectasia is defined as a dilation of the aorta. It refers to an abnormal enlargement or stretching of the aorta, which is the main artery that carries oxygenated blood from the heart to the rest of the body. This condition can occur due to various underlying factors such as genetic disorders, high blood pressure, or connective tissue diseases.
Learn more about Aortectasia