Wood grain describes the alignment, texture and appearance of the wood fibres. This is often important in its effect on woodworking techniques (e.g. against the grain). In describing the alignment of the wood in the tree a distinction may be made. Basic grain descriptions and types include:
In addition, there are a few special grain alignments. Their rarity often promotes the value of both the raw material, and the finished work it becomes a part of. These include:
In describing the application of a woodworking technique to a given piece of wood, the direction of the technique may be:
In a wider sense, the term grain may also be applied to the orientation of the cut, the way a given piece of wood has been sawn:
Strictly speaking, grain is not the same as the "figure" of wood.
Wood with deformed grains is known as burr wood or burl wood.