0 a rectangular hole in a piece of wood, stone, etc. into which another piece is fixed, so that they form a joint
Either this was simply the result of the lengths of timbers that could be obtained easily or it was to stagger the position of the mortises in the main beams.
Generally the size of the mortise and tenon is related to the thickness of the timbers.
Only large, or high-quality work required the square ends and smoothed sides of a precise mortise, trimmed by this variety of chisels.
It was built about 1920, and is a large, 2 1/2-story, mortise-and-tenon framed mill building, topped by an unusual and picturesque mansard roof.
The walls are structured with vertical and diagonal hand-hewn timbers also set with pegged mortise and tenon joinery at the sills and plates.
For cutting small mortises, a normal drill bit can be used.
A mortise or slot is cut vertically in the bedpost.
Pieces were assembled using mortise-and-tenon joinery, held together with lashings, pegs, metal nails, and glue.
