F0171300 (flăt′lănd′, -lənd)n.1. Land that varies little in elevation.2. flatlands A geographic area composed chiefly of land that varies little in elevation.flat′land′er n.
flatland
(ˈflætˌlænd) n (Physical Geography) an area of land notable for its levelness or flatness
flat•land
(ˈflætˌlænd)
n. a region that lacks appreciable topographic relief. [1725–35, Amer.]flat′land`er,n.