Anatomical term for a dividing wall or partition, such as the nasal septum or cardiac septum.
If the nasal septum is deviated, breathing can become difficult.
interventricular septum
atrioventricular septum
atrial septal defect; ASD
From 中 (middle) + 隔 (partition, separate). The exact historical derivation is uncertain; the spelling is conventionally associated with anatomical septa.