The length of metal edge on the snowboards which touches the ground; it is the effective part which is used to make a turn. It does not include the edge of the tip and tail.

The difference between the two contact areas beneath the tip and tail when the camber is depressed. A measurement used to define the actual length of the surface area that comes into contact on a perfectly flat surface. [Go to source

The part of the snowboard edge that is in contact with the snow (on the side of the board), not including the tip and tail edges.

The part of the edge of the snowboard that is in contact with the snow; does not include the edges of the tip and tail.

The sidecut portion of the edge, between where the tip and tail shapes begin.