noun, noun which may take the genitive case particle 'no'
nasal ala; wing of the nose
Anatomical term for the lateral cartilaginous part of the nostril; used in medical or descriptive contexts.
鼻翼の形は人によって異なる。
The shape of the nasal alae varies from person to person.
彼は怒ると鼻翼が膨らむ。
When he gets angry, his nostrils flare.