noun
: a venous channel that is derived from the sinus venosus, is continuous with the largest of the cardiac veins, receives most of the blood from the walls of the heart, and opens into the right atrium
noun
: a venous channel that is derived from the sinus venosus, is continuous with the largest of the cardiac veins, receives most of the blood from the walls of the heart, and opens into the right atrium
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012