Main Entry: ash·lar

Pronunciation: \ˈash-lər\

Function: noun

Etymology: Middle English asheler, from Anglo-French aiseler, from Old French, traverse beam, from aissele, diminutive of ais plank, from Latin axis, alteration of assis

Date: 14th century

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