interatrial septum
[ ĭn′tər-ā′trē-əl ]
n.
The wall between the atria of the heart.
Words nearby interatrial septum
interarch distance,
interarticular,
interarticular cartilage,
interarticular fibrocartilage,
interatomic,
interatrial septum,
interbank,
interbedded,
interblend,
interblock gap,
interbody