Student Dictionary

One entry found for eustachian tube.
Main Entry: eu·sta·chian tube
Pronunciation: yudot-secondarystressstamacr-sh(emacron)schwan-, -secondarystressstamacr-kemacron-schwan-
Function: noun
Usage: often capitalized E
: a tube connecting the middle ear with the upper pharynx and equalizing air pressure on both sides of the eardrum

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