1Relating to or acting as a partition, in particular.
1.1 Anatomy & Biology Relating to a septum or septa.
- The endocardial cushions form the lower atrial septum, the upper ventricular septum, the septal leaflet of the tricuspid valve and the anterior leaflet of the mitral valve.
- He had corrective surgery for the atrioventricular septal defect at 3 years of age.
- Known as septal defects, the holes can typically be patched up with surgery.