Toothing

n.
  1. The act or process of indenting or furnishing with teeth.
  2. (Masonry) Bricks alternately projecting at the end of a wall, in order that they may be bonded into a continuation of it when the remainder is carried up.
    3. Toothing plane ,
    a plane of which the iron is formed into a series of small teeth, for the purpose of roughening surfaces, as of veneers.