fossa ovalis
noun
fossa oval·is
-ō-ˈva-ləs 
-ˈvā-
-ˈvä-
-ˈvā-
-ˈvä-
1
: a depression in the septum between the right and left atria that marks the position of the foramen ovale in the fetus
Dictionary Entries Near fossa ovalis
Cite this Entry
“Fossa ovalis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/fossa%20ovalis. Accessed 24 Nov. 2024.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share