Synonyms and Antonyms for ethmoid-sinus

1. ethmoid sinus (n.)

a sinus of the meatuses of the nasal cavity (behind the bridge of the nose)

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2. ethmoid (n.)

one of the eight bones of the cranium; a small bone filled with air spaces that forms part of the eye sockets and the nasal cavity

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3. sinus (n.)

an abnormal passage leading from a suppurating cavity to the body surface

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5. sinus (n.)

any of various air-filled cavities especially in the bones of the skull

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