Noun: roof of the mouth
- The upper surface of the mouth that separates the oral and nasal cavities
"A cleft palate is a birth defect that affects the roof of the mouth";
- palate
Type of: surface
Part of: cakehole [Brit, informal], gob [Brit, informal], hole [informal], kisser [informal], maw [informal], mouth, oral cavity, oral fissure, trap [informal], yap [N. Amer, informal]
Encyclopedia: Roof of the mouth