fossa oval·is
| \ -ō-ˈva-ləs
, -ˈvā-
, -ˈvä-
\
, -ˈvā-
, -ˈvä-
\
Medical Definition of fossa ovalis
1
: a depression in the septum between the right and left atria that marks the position of the foramen ovale in the fetus
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“Fossa ovalis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/fossa%20ovalis. Accessed 27 Sep. 2021.
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