/ves"teuh byoohl'/ , n. , v. , vestibuled, vestibuling .
n.
1. a passage, hall, or antechamber between the outer door and the interior parts of a house or building.
2. Railroads. an enclosed space at the end of a passenger car, serving as a sheltered entrance to the car from another car or from outside the train.
3. Anat. , Zool. any of various cavities or hollows regarded as forming an approach or entrance to another cavity or space, as that of the internal ear. See diag. under ear .
v.t.
4. to provide with a vestibule.
[ 1615-25; vestibulum forecourt, entrance ]