fortification agate
noun
an agate, used as a gem, having polygonal banding such that it suggests the plan of a bastion.
Words nearby fortification agate
forthcoming, forthright, forthwith, fortieth, fortification, fortification agate, fortified pa, fortified wine, fortify, fortin barometer, fortis
Origin of fortification agate
First recorded in 1880–85
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Examples from the Web for fortification agate
Sometimes they are arranged in angles, presenting the fortification-agate.