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Definitions from WordNet
Noun ethmoidal sinus has 1 sense
- ethmoid sinus, ethmoidal sinus, sinus ethmoidales - a sinus of the meatuses of the nasal cavity (behind the bridge of the nose)
--1 is a kind of sinus
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Definitions from the Web
Ethmoidal Sinus
Definition: The ethmoidal sinus is a collection of air-filled spaces located between the eyes and behind the bridge of the nose. It is one of the many sinus cavities found in the human head.
Parts of Speech:
- Noun: ethmoidal sinus, ethmoid sinus, ethmoid air cells
- Adjective: ethmoidal, ethmoid
Senses:
- Anatomy: A complex of air cells located in the ethmoid bone of the skull, found between the eyes and behind the nasal cavity.
- Medical: Inflammation or infection of the ethmoidal sinus, known as ethmoiditis, can cause facial pain, nasal congestion, and other discomforting symptoms.
- Surgical: Ethmoidectomy is a surgical procedure that involves removing some or all of the ethmoidal sinuses to treat various conditions such as chronic sinusitis or nasal polyps.
Sample Sentences:
- The ethmoidal sinus plays a crucial role in filtering and humidifying the air we breathe.
- She was diagnosed with a severe case of ethmoiditis, requiring immediate medical attention.
- The renowned surgeon performed an ethmoidectomy, relieving the patient's chronic sinusitis symptoms.
- His persistent headaches were caused by an infection within the ethmoid sinuses.
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