Definition of septal in English:



  • 1Relating to or acting as a partition, in particular.

    1. 1.1Anatomy 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.’
      • ‘The pleurocoels do not invade the parapophyses and they lack septal partitions.’
      • ‘He had corrective surgery for the atrioventricular septal defect at 3 years of age.’
      • ‘Another unexplored aspect of morphology involves septal microstructure.’
      • ‘Known as septal defects, the holes can typically be patched up with surgery.’