Urdu Meanings, Pronounciation and Synonyms:
paranasal sinus
(Pronunciation -تلفظ سنیۓ )
US: 
Slow
Normal
Noun: paranasal sinus
| 1. paranasal sinus [ Synonyms: nasal sinus, sinus paranasales] | |
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Any of the paired sinuses in the bones of the face adjacent to the nasal cavity that are lined with mucous membrane that is continuous with the lining of the nasal cavities
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