Septum:A dividing wall or enclosure. For example, theseptumof the nose is the thincartilagethat divides the left and right chambers of the nose from each other. From Healthy Resources 10 Rheumatoid Arthritis Symptoms What Is Exocrine Pancreatic Insufficiency? Life With RRMS: A Shift in Positivity Featured Centers What Are the Best PsA Treatments for You? Understanding Biologics 10 Things People With Depression Wish You Knew Health SolutionsFrom Our Sponsors