riverbed

noun

riv·​er·​bed ˈri-vər-ˌbed How to pronounce riverbed (audio)
Synonyms of riverbednext
: 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.
For the Kukama people, the riverbed is home to their ancestors—and in the face of oil spills, hydrodams, and dredging, Mari Luz Canaquiri Murayari has fought tirelessly to protect this waterway. Kyla Mandel, Time, 15 Apr. 2026 Gravel is a mixture of small natural rock fragments that are sourced from quarries or riverbeds. Karen Brewer Grossman, Southern Living, 12 Apr. 2026 Crews are making one of the first major steps in construction, driving steel piles more than 200 feet into the riverbed to support the bridge's structure. Caroline Foreback, CBS News, 26 Mar. 2026 For instance, caddisfly larvae stabilize riverbeds, earthworms are essential for soil fertility, and burrowing animals enhance soil infiltration. Doyle Rice, USA Today, 22 Mar. 2026 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 26 Apr. 2026.

Kids Definition

riverbed

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

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