A whispering gallery is usually a circular, hemispherical, elliptical or ellipsoidal enclosure, often beneath a dome or a vault, in which whispers can be heard clearly in other parts of the gallery. Such galleries can also be set up using two parabolic dishes. Sometimes the phenomenon is detected in caves. ==Introduction== A whispering gallery is ...
[n] - a space beneath a dome or arch in which sounds produced at certain points are clearly audible at certain distant points
whispering dome noun a space beneath a dome or arch in which sounds produced at certain points are clearly audible at certain distant points