rockfall

noun

rock·​fall ˈräk-ˌfȯl How to pronounce rockfall (audio)
: a mass of falling or fallen rocks

Examples of rockfall in a Sentence

Recent Examples on the Web
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Visitors should also expect winds anywhere from 20 to 40 miles per hour, which could cause trees to fall, rockfall, and other debris to obstruct roads. Owen Clarke, Outside, 18 Feb. 2026 At the moment, PennDOT is keeping the lane closed to keep everyone safe and to clear the catchment below the rockfall. Lauren Linder, CBS News, 11 Feb. 2026 But many locals understand there’s always the looming threat of another rockfall or landslide, particularly during a rainy winter, as this one has been. Grace Toohey, Los Angeles Times, 14 Jan. 2026 Instability, ground cracking and rockfalls are present around the Kīlauea caldera, which is why that area of Hawai'i Volcanoes National Park has been closed since 2007. Julia Jacobo, ABC News, 8 Dec. 2025 See All Example Sentences for rockfall

Word History

First Known Use

1901, in the meaning defined above

Time Traveler
The first known use of rockfall was in 1901

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Cite this Entry

“Rockfall.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rockfall. Accessed 25 Feb. 2026.

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