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frontal sinus

 

Definitions from WordNet

Noun frontal sinus has 1 sense
  1. frontal sinus - one of a pair of cavities in the frontal bone
    --1 is a kind of
    sinus

Definitions from the Web

Frontal Sinus

Part of Speech: Noun

Definition: One of the paired air-filled cavities located within the frontal bone of the skull, above the eyes and behind the forehead.

Senses:

  • Sense 1: The frontal sinus functions as a part of the respiratory system, producing mucus to humidify and filter the air we breathe.
  • Sense 2: It also contributes to the resonance of the voice.

Sample Sentences:

  1. The doctor ordered a CT scan to evaluate the condition of my frontal sinuses.
  2. Due to a severe infection, my frontal sinus has become inflamed and is causing pressure in my forehead.
  3. The frontal sinus plays a vital role in protecting the brain from trauma.

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