[ 'vɛstɪbju:l ]
■ noun
1》 an antechamber or hall just inside the outer door of a building.
2》 Anatomy a chamber or channel opening into another, especially in the inner ear.
Derivatives
vestibular adjective ( Anatomy ).
~d adjective
Origin
C17 (denoting the space in front of the main entrance of a classical Roman or Greek building): from Fr., or from L. vestibulum 'entrance court'.