floodplain

noun

flood·​plain ˈfləd-ˌplān How to pronounce floodplain (audio)
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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Each experience—canoeing across floodplains in Zimbabwe’s Mana Pools National Park; cruising down Uganda’s Kazinga Channel with one of the world’s biggest hippo populations—will upend your safari perspective. Alexandra Owens, AFAR Media, 10 Feb. 2025 Visitors can explore by hiking elevated boardwalks, paddling through calm floodplain waters or joining seasonal firefly night hikes. Allison Palmer, Charlotte Observer, 29 Jan. 2025 It was found in the floodplain lakes of two small islands in the Amazon River, according to the study. Irene Wright, Miami Herald, 28 Jan. 2025 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 See All Example Sentences for floodplain

Word History

First Known Use

1873, in the meaning defined at sense 1

Time Traveler
The first known use of floodplain was in 1873

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Cite this Entry

“Floodplain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/floodplain. Accessed 5 Mar. 2025.

Kids Definition

floodplain

noun
flood·​plain -ˌplān How to pronounce floodplain (audio)
1
: low flat land along a stream or river that may flood
2
: a plain built up from earth left by floodwaters

More from Merriam-Webster on floodplain

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