|
|
| [in architecture] a masonry construction (usually curved) for spanning an opening and supporting the weight above it | |||
|
|
| a structure that allows people or vehicles to cross an obstacle such as a river or canal or railway etc. | |||
|
|
| a continuous portion of a circle | |||
|
|
| a curved shape in the vertical plane that spans an opening | |||
|
|
| something curved in shape |