Mechanical or chemical pulp made from wood.

wood that has been ground to a pulp; used in making cellulose products (as rayon or paper)

A watery suspension of pulverized wood used in the production of paper, cardboard, fiberboard, rayon, cellophane, and other products.

Processed wood fibre used for manufacture of paper and paper products. See Pulp. Forestry Victoria

Wood pulp is the most common material used to make paper. The timber resources used to make wood pulp are referred to as pulpwood. Wood pulp generally comes from softwood trees such as spruce, pine, fir, larch and hemlock, but also some hardwoods such as eucalyptus and birch.