1. Either of the two cavities lying between the floor of the cranium and the roof of the mouth and extending from the face to the pharynx
   "The nasal cavity is lined with mucous membranes that filter incoming air"

Derived forms: nasal cavities

Type of: bodily cavity, cavity, cavum

Part of: beak [informal], conk [Brit, informal], honker [informal], hooter [informal], nose, nozzle [informal], olfactory organ, schnoz [informal], schnozzle [informal], snoot [informal], snout [informal], upper respiratory tract

Encyclopedia: Nasal cavity