Definition of vestibule noun from the Oxford Advanced Learner's Dictionary

     

    vestibule

     noun
    noun
    BrE BrE//ˈvestɪbjuːl//
     
    ; NAmE NAmE//ˈvestɪbjuːl//
     
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  1. 1 (formal) an entrance hall of a large building, for example where hats and coats can be left The flooring of the church vestibule is made of Italian marble.
  2. 2(specialist) a space at the end of a coach/car on a train that connects it with the next coach/car See related entries: Trains
  3. Word Origin early 17th cent. (denoting the space in front of the main entrance of a classical Roman or Greek building): from French, or from Latin vestibulum ‘entrance court’.
See the Oxford Advanced American Dictionary entry: vestibule