coronary sulcus

noun

: a depression surrounding the heart at the atrioventricular junction and giving passage to coronary arteries, coronary veins, and the coronary sinus

Browse Nearby Entries

coronary sulcus
See all Nearby Words

Cite this Entry

“Coronary sulcus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/coronary%20sulcus. Accessed 28 Feb. 2025.

Copy Citation

Share

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Popular in Grammar & Usage

See More

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)

'Canceled' or 'cancelled'?

Why is '-ed' sometimes pronounced at the end of a word?

What's the difference between 'fascism' and 'socialism'?

More Commonly Misspelled Words
See More

Popular in Wordplay

See More

'In Vino Veritas' and Other Latin Phrases to Live By

Even More Words That Sound Like Insults But Aren't

10 Words from Taylor Swift Songs (Merriam's Version)

More Words with Remarkable Origins

Terroir, Oenophile, & Magnum: Ten Words About Wine
See More

Popular Features

See More

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)

'In Vino Veritas' and Other Latin Phrases to Live By

Even More Words That Sound Like Insults But Aren't
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Word Game Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
Missing Letter A daily crossword with a twist
clapperboard-popcorn
Hollywood Lingo Quiz Are you a showbiz whiz?
See All