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Meaning of EUSTACHIAN TUBE

 
WordNet Dictionary
 
 Definition: 
[n]  either of the paired tubes connecting the middle ears to the nasopharynx; equalizes air pressure on the two sides of the eardrum
 
 Synonyms: auditory tube
 
 See Also: middle ear, salpinx, tympanic cavity, tympanum

 

 

 

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