boulder

noun

boul·​der ˈbōl-dər How to pronounce boulder (audio)
variants or less commonly bowlder
: a detached and rounded or much-worn mass of rock
bouldered adjective
bouldery adjective

Examples of boulder 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.
The boulders are already on the site being exposed to weathering, the Martin representatives said. Andres Viglucci, Miami Herald, 14 Jan. 2025 Deep, steep-sided gorges run along two sides of the promontory, and sometime between 1500 and 1000 BCE, people stacked boulders into a double layer of high, thick walls to block off the end of the plateau from the plains to the west. Ars Technica, 9 Jan. 2025 These canvas structures—designed to mimic the boulders scattered across the landscape—are luxuriously outfitted with modern comforts like speedy WiFi and Nespresso machines and feature private plunge pools, where elephants frequently stop by for a drink. Christine Chitnis, Vogue, 8 Jan. 2025 This photo series focuses on the clusters of granite boulders that seem to act as coastal guardians along the Nova Scotia waterfront. Jeanine Barone, Forbes, 9 Jan. 2025 See all Example Sentences for boulder 

Word History

Etymology

short for boulder stone, from Middle English bulder ston, partial translation of a word of Scandinavian origin; akin to Swedish dialect bullersten large stone in a stream, from buller noise + sten stone

First Known Use

1607, in the meaning defined above

Time Traveler
The first known use of boulder was in 1607

Dictionary Entries Near boulder

Cite this Entry

“Boulder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/boulder. Accessed 24 Jan. 2025.

Kids Definition

boulder

noun
boul·​der ˈbōl-dər How to pronounce boulder (audio)
: a large detached and rounded or worn mass of rock

Geographical Definition

Boulder

geographical name

Boul·​der ˈbōl-dər How to pronounce Boulder (audio)
city northwest of Denver in north central Colorado population 97,385

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