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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.
Getting to his wetland requires jumping railroad tracks and scaling down the steep side of the channel to the riverbed. Emma Bowman, NPR, 17 Nov. 2025 In the Amazon region cars now drive over riverbeds where boats once sailed, and families must walk long distances to fetch water. Anacláudia Rossbach, Time, 13 Nov. 2025 Historically, concrete production depended heavily on natural sand and gravel extracted from riverbeds, a practice that led to severe environmental degradation in some regions. Jijo Malayil, Interesting Engineering, 8 Nov. 2025 The company, Amrize Nelson, wants to expand and shift operations into the Mississippi River — and mine the actual riverbed. Mary Divine, Twin Cities, 6 Nov. 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

Browse Nearby Words

Cite this Entry

“Riverbed.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/riverbed. Accessed 3 Dec. 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

Last Updated: - Updated example sentences
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