floodplain
noun
flood·plain
ˈfləd-ˌplān 
1
: level land that may be submerged by floodwaters
2
: a plain built up by stream deposition
Examples of floodplain in a Sentence
Recent Examples on the Web
Here, the Rufiji River rushes through the marshy floodplains and woodlands, bringing life to the largest park in all of Africa.
—
Alexandra Owens, AFAR Media, 10 Feb. 2025
Due to this, the county is limited to regulate floodplain development.
—John Mac Ghlionn, Newsweek, 13 Jan. 2025
Experts there said in a statement the impacts of the weekend’s extreme rainfall in Nepal have been exacerbated by rampant development and urbanization, including unplanned construction on floodplains and poor drainage.
—Helen Regan, CNN, 30 Sep. 2024
Millions of people live in at-risk mountainous areas or near fertile floodplains.
—Kristen Waggoner, Newsweek, 21 Jan. 2025
See all Example Sentences for floodplain 
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Alexandra Owens, AFAR Media, 10 Feb. 2025
Due to this, the county is limited to regulate floodplain development.
—John Mac Ghlionn, Newsweek, 13 Jan. 2025
Experts there said in a statement the impacts of the weekend’s extreme rainfall in Nepal have been exacerbated by rampant development and urbanization, including unplanned construction on floodplains and poor drainage.
—Helen Regan, CNN, 30 Sep. 2024
Millions of people live in at-risk mountainous areas or near fertile floodplains.
—Kristen Waggoner, Newsweek, 21 Jan. 2025
See all Example Sentences for floodplain
Dictionary Entries Near floodplain
Cite this Entry
“Floodplain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/floodplain. Accessed 18 Feb. 2025.
Copy CitationKids Definition
floodplain
noun
flood·plain
-ˌplān
1
: low flat land along a stream or river that may flood
2
: a plain built up from earth left by floodwaters
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