Masonry

n.
  1. The art or occupation of a mason.
  2. The work or performance of a mason; as, good or bad masonry; skillful masonry.
  3. That which is built by a mason; anything constructed of the materials used by masons, such as stone, brick, tiles, or the like. Dry masonry is applied to structures made without mortar.
  4. The craft, institution, or mysteries of Freemasons; freemasonry.