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 Towering granite boulders and palms dot the perimeter of this beautiful white-sand beach, and a nearby coral reef keeps the waters calm and ideal for wading. Steven Casale, Travel + Leisure, 11 Apr. 2024 The couple spent $3,500 on plants, $1,000 for large rocks and boulders, $3,200 for grading, boulder installation, building the streambed, installing a drip system for irrigation, and the plants. Caron Golden, San Diego Union-Tribune, 6 Apr. 2024 The carvings were found at Toro Muerto, a desert gorge filled with thousands of boulders, and thousands of etchings, according to an April 3 study published in the Cambridge Archaeological Journal. Irene Wright, Miami Herald, 5 Apr. 2024 But while walking by her room's private pool in the pitch black of night, Lewis fell 10 feet into a dry ravine full of boulders and sharp rocks, with her right hip taking the impact. Dave Quinn, Peoplemag, 5 Apr. 2024 The landscape was a steep boulder field with three-foot-tall tufts of mountain grass between the rocks. Mark Jenkins, Smithsonian Magazine, 2 Apr. 2024 The construction site hemmed in by large boulders, rocks and the ocean on one side and a steep incline on the other. Hannah Fry, Los Angeles Times, 28 Feb. 2024 Homeowners have put up boulders, seawalls and sandbags to protect their properties. Laylan Connelly, Orange County Register, 25 Feb. 2024 This year’s top picks for the best beaches to visit range from Anse Lazio in the Seychelles, an idyllic spot with large granite boulders studding the crystalline waters to Grace Bay Beach in Turks and Caicos, where calm turquoise waters lap powdery white sand. Brittany Anas, Forbes, 24 Feb. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'boulder.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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 23 Apr. 2024.

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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