noun
- A low plain adjacent to a river that is formed chiefly of river sediment and is subject to flooding.
- synonyms: flood plain
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). floodplain. Retrieved September 21, 2026, from http://smartdefine.org/floodplain/definitions/1226855 |
| Chicago | WordNet. 2010. "floodplain" http://smartdefine.org/floodplain/definitions/1226855 (accessed September 21, 2026). |
| Harvard | WordNet 2010, floodplain, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/floodplain/definitions/1226855>. |
| MLA | WordNet. "floodplain" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/floodplain/definitions/1226855> |