Dictionary

coronary sinus

noun

Definition of CORONARY SINUS

:  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 empties into the right atrium

First Known Use of CORONARY SINUS

1831

coronary sinus

noun    (Medical Dictionary)

Medical Definition of CORONARY SINUS

:  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 empties into the right atrium

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