noun
or aortic incompetence
: leakage of blood from the aorta back into the left ventricle during diastole because of failure of an aortic valve to close properly
noun
or aortic incompetence
: leakage of blood from the aorta back into the left ventricle during diastole because of failure of an aortic valve to close properly
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012