ethmoidal sinus
NOUN
15 LETTERS · STARTS WITH E
ethmoidal sinus is a valid 15-letter word worth 20 points in Scrabble and 23 points in Words with Friends.
SCRABBLE
WORDS WITH FRIENDS
E1T1H4M3O1I1D2A1L1S1I1N1U1S1
1 + 1 + 4 + 3 + 1 + 1 + 2 + 1 + 1 + 0 + 1 + 1 + 1 + 1 + 1 =20 PTS
DOUBLE WORD → 40TRIPLE WORD → 60
MEANING
What does ethmoidal sinus mean?
NOUN · 1 SENSE
1
A sinus of the meatuses of the nasal cavity (behind the bridge of the nose).
SYNONYMS
BROADER