Nasal /ˈneɪzəl/ (noun) is the medieval term for the nose guard of a helmet. Cf. Nasal helm.
Nasal (adjective) refers to the Nose, part of human or animal anatomy. It may be also be shorthand for the following uses in combination:
- With reference to the human nose:
- Nasal administration, a method of pharmaceutical drug delivery
- Nasal emission, the abnormal passing of oral air through a palatal cleft, or from some other type of velopharyngeal inadequacy
- Nasal hair, the hair in the nose. Its main function is to keep foreign or unwanted particles from entering the lungs through the nasal cavity. Adult humans have hairs in the anterior nasal passage.
- Nasal sound (disambiguation)
- Specifically, nasal stop, an occlusive consonant produced with a lowered velum, allowing air to escape freely through the nose, such as English [n], [m], and [ŋ] in words such as nose, mouth, and sing.
- With reference to the nose of humans or other animals:
- Nasal bone, two small oblong bones placed side by side at the middle and upper part of the face, and form, by their junction, "the bridge" of the nose
- Nasal cavity, a large air filled space above and behind the nose in the middle of the face
- Nasal concha, a long, narrow and curled bone shelf which protrudes into the breathing passage of the nose
- Nasal scale of reptiles