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foramen ovale

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foramen ovale

Main Entry:: foramen ova·le
Pronunciation:: \-ō-ˈva-lē, -ˈvä-, -ˈvā-\
Function:: noun
Etymology:: New Latin, literally, oval opening
Date:: circa 1860

: an opening in the septum between the two atria of the heart that is normally present only in the fetus

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