Define Plateau In Geography. In geology and physical geography, a plateau, also called a high plain or a tableland, is an area of a highland consisting of flat terrain, that is raised sharply above the surrounding area on at least one side. Plateaus, like mountains may be young or old.
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A plateau is a large area of mostly level land elevated high above the surrounding land. The rising prices reached a plateau. Read to know the simple definition of a plateau. A largely level expanse of land at a high elevation;
