Wiktionary
adv. In an octagonal manner.
Usage examples of "octagonally".
Small and octagonally shaped, it had a stopper in the top and was hung by a silver chain.
At the seventieth step they ended in the centre of an octagonally walled chamber.
The physician consulted the device’s tiny readout, crossed the octagonally shaped room and removed something from an open drawer.
The physician consulted the devices tiny readout, crossed the octagonally shaped room and removed something from an open drawer.
Even as I read this terse pronouncement the small door opened -- a round port with a lap-leaved shutter that enlarged octagonally like a camera's.
A minority were smaller, flatter, plain-surfaced, and square or octagonally cut-like those of the floors and pavements in my dreams - while a few were singularly massive and curved or slanted in such a manner as to suggest use in vaulting or groining, or as parts of arches or round window casings.