aortic sinus

n.

The space between each semilunar valve and the wall of the aorta.

Words nearby aortic sinus

aortic murmur, aortic notch, aortic ostium, aortic plexus, aortic septal defect, aortic sinus, aortic stenosis, aortic valve, aortic vestibule, aortic window, aortic-body tumor