Flood plain
Flood plain noun - A low plain adjacent to a river that is formed chiefly of river sediment and is subject to flooding.
Show all Definitions
Synonyms for Flood plain
River valley and flood plain are semantically related. In some cases you can replace phrase "River valley" with "Flood plain", this phrases are similar.
River valley
Flood plain and river valley are semantically related. Sometimes you can replace phrase "Flood plain" with "River valley", this phrases are similar.
Mutual synonyms
Cite this Source
River valley and Flood plain. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/flood_plain/river_valley
Flood plain & River valley. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/flood_plain/river_valley>.
River valley or Flood plain. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/flood_plain/river_valley.
Google Ngram Viewer shows how "flood plain" and "river valley" have occurred on timeline