- having eight angles and eight sides.
Origin of octagonal
Examples from the Web for octagonal
Historical Examples of octagonal
Over the octagonal window, too, such draperies fell in stately lines.
He sprang to the octagonal window, even as Dick took possession of the pistol.
The drum dome is octagonal, with eight ribs and as many windows.Byzantine Churches in Constantinople
Alexander Van Millingen
On the other sides of the octagonal pavilion the other assistants are busy "closing up."Against Odds
Lawrence L. Lynch
They are all round, though one belongs to an octagonal shaft.Portuguese Architecture
Walter Crum Watson
- having eight sides and eight angles
- of or relating to an octagon
Word Origin and History for octagonal
- A polygon having eight sides.