Eustachian tube

English

Eustachian tube numbered 12.

Etymology

Named after Italian scientist Bartolomeo Eustachi.

Pronunciation

  • IPA(key): /ju.ˈsteɪʃən ˈtjuːb/
  • (yod dropping) IPA(key): /ju.ˈsteɪʃən ˈtuːb/

Noun

Eustachian tube (plural Eustachian tubes)

  1. (anatomy) In humans and other land vertebrates, a tube that links the nasopharynx to the cavity of the middle ear to allow the equalization of the pressure on both sides of the eardrum.
    Synonyms: auditory tube, pharyngotympanic tube, salpinx

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Further reading

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