| Answer | Crossword Clue |
|---|---|
| extradoses | EXTRADOS, the outer curve of an arch |
| extrados | the outer curve of an arch |
| extradoses | The upper or outer curve of an arch |
| spandrels | The almost triangular space between one side of the outer curve of an arch, a wall, and the ceiling or framework |
| spandrel | area between the extradoses of two adjoining arches, or between the extrados of an arch and a perpendicular through the extrados at the springing line |
| spandril | area between the extradoses of two adjoining arches, or between the extrados of an arch and a perpendicular through the extrados at the springing line |
