A brick or rock which have its longest measurement perpendicular towards the face of a wall, especially one that stretches through wall surface's entire thickness
A vertical joint between bricks or blocks in a horizontal training course
In structure, an extended stone reaching through the thickness of a wall such that it can be viewed on both edges, and is consequently wrought and smoothed at both ends. Now usually known as bond-stone, bonder, or through, additionally perpend-stone, perpent-stone. See cut under ashler.