Interior design has been defined as the creation and organization of interior spaces to perform specific function within an architectural environment. Such interior space must be combine the functional, technical and economic aspects of design with the human, aesthetic and psychology considerations needed by the intended users.
An interior is a space that is enclosed with walls, floors and ceilings. It has one or more entries / exist, and usually one or more openings, such as windows, for light and ventilation. Those enclosing elements may be composed of any number of materials and formed of countless shapes.