Wall cabinet is the term used to describe the top cabinetry that is suspended above the counter space, as opposed to the base cabinets that sit on the floor. It creates space and light, particularly in smaller kitchens and the shelves can be used to display decorative accessories as well as storing plates, dishes and bowls that are used on a regular basis.Wall cabinet is the term used to describe the top cabinetry that is suspended above the counter space, as opposed to the base cabinets that sit on the floor. It creates space and light, particularly in smaller kitchens and the shelves can be used to display decorative accessories as well as storing plates, dishes and bowls that are used on a regular basis.