sulcus terminalis

noun

sulcus ter·​mi·​na·​lis -ˌtər-mə-ˈnā-ləs How to pronounce sulcus terminalis (audio)
plural sulci terminales -ˌlēz How to pronounce sulcus terminalis (audio)
1
: a V-shaped groove separating the anterior two thirds of the tongue from the posterior third and containing the circumvallate papillae
2
: a shallow groove on the outside of the right atrium of the heart

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Cite this Entry

“Sulcus terminalis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/sulcus%20terminalis. Accessed 24 Jul. 2024.

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