A lava plateau is a large, flat expanse of land formed by the eruption of large volumes of low-viscosity basaltic lava that spreads over a vast area. These plateaus are significant in understanding volcanic processes, flood basalt events, and the formation of large igneous provinces.
Reference: Thordarson, T., & Self, S. (1998). “The Roza Member, Columbia River Basalt Group: A Giant Flood Basalt Eruption.” Journal of Geophysical Research: Solid Earth, 103(B11), 27411-27445.