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sinus

[ˈsaɪnəs]

sinus Definition

a cavity within a bone or other tissue, especially one in the bones of the face or skull connecting with the nasal cavities..

Using sinus: Examples

Take a moment to familiarize yourself with how "sinus" can be used in various situations through the following examples!

  • Example

    The sinus infection caused her a lot of discomfort.

  • Example

    He had to undergo surgery to clear his blocked sinus.

  • Example

    The sinuses are located in the facial bones.

  • Example

    Sinusitis is a common condition that affects the sinuses.

sinus Synonyms and Antonyms

Synonyms for sinus

Phrases with sinus

  • one of a pair of air-filled spaces in the bones of the face, lined with mucous membrane that connects with the nasal cavity.

    Example

    The paranasal sinuses are prone to infections and inflammation.

  • the largest of the paranasal sinuses, located in the maxillary bone of the face.

    Example

    The maxillary sinus can become infected due to allergies or viral infections.

  • frontal sinus

    one of the paired sinuses located in the frontal bone above the eyes.

    Example

    The frontal sinus can cause headaches when inflamed or infected.

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Summary: sinus in Brief

A 'sinus' [ˈsaɪnəs] is a cavity within a bone or other tissue, particularly in the facial or skull bones that connect with the nasal cavities. It is prone to infections and inflammation, causing discomfort and sometimes requiring surgery. The paranasal sinuses include the maxillary sinus, the largest of the sinuses, and the frontal sinus, located above the eyes.