riverbed

noun

riv·​er·​bed ˈri-vər-ˌbed How to pronounce riverbed (audio)
: the channel occupied by a river

Examples of riverbed 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.
According to the Florida Museum of Natural History, Florida's fossil record stretches back more than 50 million years, with shark teeth among the most common finds in beaches, creek beds and riverbeds. Alice Gibbs, MSNBC Newsweek, 16 Sep. 2025 Omar El Akkad writes that words only exist in hindsight; time washes over and around them like water down a riverbed. Sara Stridsberg september 15, Literary Hub, 15 Sep. 2025 In June, 2024, Perseverance, a NASA rover sent to collect samples on the surface of Mars, came upon a cluster of rocks in what is thought to be a former riverbed. David W. Brown, New Yorker, 13 Sep. 2025 The study also concluded that potentially toxic copper also settled into the riverbed. Idaho Statesman, 12 Sep. 2025 See All Example Sentences for riverbed

Word History

First Known Use

1781, in the meaning defined above

Time Traveler
The first known use of riverbed was in 1781

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Cite this Entry

“Riverbed.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/riverbed. Accessed 21 Sep. 2025.

Kids Definition

riverbed

noun
riv·​er·​bed -ˌbed How to pronounce riverbed (audio)
: the channel occupied or once occupied by a river

More from Merriam-Webster on riverbed

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