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Defenition of the word nasal sinus

    • Defenition of the word nasal sinus

      • 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 lining of the nasal cavities
      • 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

    Hypernyms for the word nasal sinus

      • sinus

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