Eustachian tube 1

noundomain: body part
Princeton WordNet [ver.3.1]
EnglishEnglish
Definition

either of the paired tubes connecting the middle ears to the nasopharynx; equalizes air pressure on the two sides of the eardrum

  • either of the paired tubes connecting the middle ears to the nasopharynx; equalizes air pressure on the two sides of the eardrum

FENG