Relief

Variations in the height and slope of Earth’s surface. Also used in reference to the vertical difference between the highest and lowest elevations of an area. The configuration of a part of the earth’s surface, with reference to altitude and slope variations and to irregularities of the land surface.

Related terms:

• local relief
• available relief
• submarine relief
• inverted relief
• second-order relief
• first-order relief
• relative relief
• third-order relief