Medical Term:

vestibule

Pronunciation: ves′ti-byūl

Definition:

  1. A small cavity or a space at the entrance of a canal.
  2. Specifically, the central, somewhat ovoid, cavity of the osseous labyrinth communicating with the semicircular canals posteriorly and the cochlea anteriorly.

Synonym(s): vestibulumTA

[L. vestibulum]

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