A cupola is a small dome-shaped structure that is usually situated on top of a roof or a building. It is often used for decoration or to provide ventilation or light to the interior of the building. Full definition
We learned that even the tilted cupola of the cathedral's tower in Cap - Haïtien, blown askew by an ill wind, is interpreted by the people as an omen that Duvalier is about to topple. (religion-online.org)
This focal point of the gay movement has now become an iconic destination for LGBT weddings, with cupola topped City Hall a popular — and beautiful — place to tie the knot in an urban setting. (visitcalifornia.com)
Its extensive refurbishment in the late 1990s, including the glass cupola designed by the British architect Sir Norman Foster, had already won it plaudits. (metaefficient.com)