cavity wall


General Science

  • noun a wall made of two ranges of bricks, with a space in between them, giving greater insulation


  • An exterior masonry wall in which the inner and outer wythes are separated by an air space, but tied together with wires or metal stays. See also hollow masonry wall, hollow wall.

Real Estate

  • noun an external wall of a building that is made up of two leaves of masonry, bricks, or blocks separated by a cavity