Solarium may refer to: Sunroom, a room built largely of glass to afford exposure to the sun. A Terrace (building) or flat housetop. The Solarium Augusti, a monumental meridian line (or perhaps a sundial) erected in Rome by Emperor Augustus.
Noun. 1. cavity wall-a wall formed of two thicknesses of masonry with a space between them. wall-an architectural partition with a height and length greater than its thickness; used to divide or enclose an area or to support another structure; the south wall had a small window; the walls were covered with pictures.
Top 10 amazing movie makeup transformations. Technically speaking, a body cavity is any space in an organism that is filled by viscera, or fluid. In practice, however, the term is usually used to refer to the space between the skin and the lining of the gut cavity.