riftsawn

As a noun terms

is .

As an adjective riftsawn is

sawn radially, so the annual rings are at an angle of nearly 90° to the faces.

As an adjective riftsawn

is {{cx|of a log of wood|lang=en}} Sawn radially, so the annual rings are at an angle of nearly 90° to the faces.

As a verb quartersaw is

cut radially (towards the heart of the log), at right angles to the growth rings, for stability or the production of decorative patterns.