coronary artery


noun Anatomy.

either of two arteries that originate in the aorta and supply the heart muscle with blood.

Origin of coronary artery

First recorded in 1735–45; so called from its crownlike envelopment of the heart

British Dictionary definitions for coronary arteries

coronary artery

noun

either of two arteries branching from the aorta and supplying blood to the heart

Medical definitions for coronary arteries

coronary artery

n.

An artery with origin in the right aortic sinus; with distribution to the right side of the heart in the coronary sulcus, and with branches to the right atrium and ventricle, including the atrioventricular branches and posterior interventricular branch; right coronary artery.
An artery with its origin in the left aortic sinus; with distribution into two major branches, the anterior interventricular, which descends in the anterior interventricular sulcus, and the circumflex branch, which passes to the diaphragmatic surface of the left ventricle, and with the atrial, ventricular, and atrioventricular branches; left coronary artery.

Scientific definitions for coronary arteries

coronary artery

Either of two arteries that originate in the aorta and supply blood to the muscular tissue of the heart.

Cultural definitions for coronary arteries

coronary arteries

The two arteries that supply blood to the heart tissue.