sinus_ethmoidales
1. [ noun ] (anatomy,zoology) a sinus of the meatuses of the nasal cavity (behind the bridge of the nose)
Synonyms: ethmoidal_sinus ethmoid_sinus
Related terms: sinus
2. [ noun ] (anatomy,zoology) a sinus of the meatuses of the nasal cavity
Synonyms: ethmoidal_sinus
Related terms: sinus