The Greek root hypso refers to height or elevation, information that is useful to convey in a map. According to Maps for America, topographic maps are both hypsographic and hypsometric.
Map, hypsographic– Map showing relief with elevations referred to the national geodetic vertical datum of 1929.
Map, hypsometric– Map showing relief by any convention, such as contours, hachures, shading, or tinting.
Thompson, Morris M. Maps for America: Cartographic Products of the U.S.
Geological Survey and Others. Reston, Va: U.S. Geological Survey, 1987.