boulder
noun
boul·der
| \ ˈbōl-dər
\
\
variants:
or less commonly bowlder
Definition of boulder
(Entry 1 of 2)
: a detached and rounded or much-worn mass of rock
Boulder
geographical name
Boul·der
| \ ˈbōl-dər
\
\
Definition of Boulder (Entry 2 of 2)
city northwest of Denver in north central Colorado population 97,385
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Other Words from boulder
Noun
bouldered
\ ˈbōl-dərd
\
adjective
\
adjective
bouldery
\ ˈbōl-d(ə-)rē
\
adjective
\
adjective
Examples of boulder in a Sentence
Recent Examples on the Web: Noun
After his arm becomes pinned by a boulder in a remote canyon, mountaineer Aron Ralston must do the unthinkable in order to survive. — Los Angeles Times, "Movies on TV this week Sept. 1 - 7, 2019: John Wayne in ‘The Searchers’ and more," 30 Aug. 2019 The other slipped off a boulder at Lower Yosemite Fall and fell into a creek Thursday, becoming trapped underwater between some rocks before managing to escape. — San Diego Union-Tribune, "Romanian tourist dies in accident at Yosemite National Park," 3 Aug. 2019 Some lakefront piers and drop-offs led to boulders and sand instead of water. — Tony Briscoe And Chad Yoder, chicagotribune.com, "What does your Lake Michigan beach look like? The Tribune checked out many in Chicago to see how they're faring.," 25 July 2019 El Dorado County Sheriff's Office and California Highway Patrol teamed up to rescue a 56-year-old woman struck by a large boulder while hiking at Sylvia Lake in Desolation Wilderness, south of Lake Tahoe. — David Caraccio, sacbee, "Here's the CHP rescue of woman hit by large boulder south of Lake Tahoe," 10 July 2018 The last fatal bluff collapse in San Diego County happened Aug. 20, 2008, when 57-year-old Nevada tourist Robert Mellone was crushed by a shower of sand and boulders from a section of bluff above Torrey Pines State Beach. — Los Angeles Times, "Deadly Encinitas cliff collapse is a warning sign for California coast," 5 Aug. 2019 In two incidents July 29 and Wednesday, another visitor and the man fell 20 feet after slipping on wet boulders near the base of Bridalveil Fall, officials said. — Scottie Andrew And Brian Ries, CNN, "A 21-year-old man died after falling near a waterfall in Yosemite National Park," 5 Aug. 2019 The white water would tinge red from the bedrock sandstone, and ominous rumbling sounds would be heard as boulders the size of cars belched from one of the spillways into the river. — John D'anna, azcentral, "For a while in 1983, sheets of plywood were all that kept the mighty Glen Canyon Dam from overflowing," 18 July 2019 Portland Commissioner Jo Ann Hardesty criticized the Oregon Department of Transportation for spending nearly $1 million to place boulders on its property to deter homeless campers. — oregonlive.com, "Jo Ann Hardesty: ‘I am outraged’ at use of boulders to deter Portland homeless camps," 18 July 2019These example sentences are selected automatically from various online news sources to reflect current usage of the word 'boulder.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for boulder
boulder
noun
English Language Learners Definition of boulder
: a very large stone or rounded piece of rock
See the full definition for boulder in the English Language Learners Dictionary
boulder
noun
boul·der
| \ ˈbōl-dər\
Kids Definition of boulder
: a very large rounded piece of rock
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