Search Result for "ethmoidal sinus":
Wordnet 3.0

NOUN (1)

1. a sinus of the meatuses of the nasal cavity (behind the bridge of the nose);
[syn: ethmoid sinus, ethmoidal sinus, sinus ethmoidales]



WordNet (r) 3.0 (2006):

ethmoidal sinus
    n 1: a sinus of the meatuses of the nasal cavity (behind the
         bridge of the nose) [syn: ethmoid sinus, ethmoidal
         sinus, sinus ethmoidales]