coronary sinus

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 empties into the right atrium

Word History

First Known Use

1831, in the meaning defined above

Time Traveler
The first known use of coronary sinus was in 1831

Dictionary Entries Near coronary sinus

Cite this Entry

“Coronary sinus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coronary%20sinus. Accessed 7 Dec. 2024.

Medical Definition

coronary sinus

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 empties into the right atrium

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