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) \

Medical Definition of sulcus terminalis

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

Learn More About sulcus terminalis

Dictionary Entries Near sulcus terminalis

sulcus lunatus

sulcus terminalis

sulfa

See More Nearby Entries 

Cite this Entry

“Sulcus terminalis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/sulcus%20terminalis. Accessed 22 Sep. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Dog Words Quiz

  • shiba puppy more or less demanding cuddles
  • Which of the following animals has a dog in its etymology?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

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