Definition of ashlar
1 : hewn or squared stone; also : masonry of such stone
2 : a thin squared and dressed stone for facing a wall of rubble or brick
Origin and Etymology of ashlar
Middle English asheler, from Anglo-French aiseler, from Old French, traverse beam, from aissele, diminutive of ais plank, from Latin axis, alteration of assis
First Known Use: 14th centurySee Words from the same year
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