bed·​rock | \ ˈbed-ˈräk How to pronounce bedrock (audio) , -ˌräk \

Definition of bedrock

 (Entry 1 of 2)

1 : the solid rock underlying unconsolidated surface materials (such as soil)
2a : lowest point
b : basis


bed·​rock | \ ˈbed-ˌräk How to pronounce bedrock (audio) \

Definition of bedrock (Entry 2 of 2)

: solidly fundamental, basic, or reliable traditional bedrock values a bedrock constituency

Examples of bedrock in a Sentence

Noun They dug down for 10 feet before they hit bedrock. His religious beliefs are the bedrock on which his life is based.
Recent Examples on the Web: Noun While country music was the bedrock of the series, rock singers, adult-contemporary crooners, and politicians also made appearances. Joseph Hudak, Rolling Stone, 15 Jan. 2022 In doing so, the company is the latest in a small parade of media outlets working to propose alternatives to Nielsen, the measurement company whose TV ratings have long been the bedrock of deals for advertising support for TV shows. Brian Steinberg, Variety, 6 Jan. 2022 Underpinning such advances has been the bedrock of Switzerland’s 21st-century renaissance: materials science. Alex Doak, Wired, 30 Dec. 2021 Now, the company realizes that quality can be the bedrock for more than just audits. Morgan Palmer, Forbes, 9 Dec. 2021 That is crucial for the world economy because American consumers are the bedrock of global trade. Tom Fairless, WSJ, 28 June 2021 And this is fundamental and is the bedrock of all our actions and intentions. NBC News, 14 June 2021 As secretary of defense under Presidents John F. Kennedy and Lyndon B. Johnson, McNamara was an architect of the war and implicated in the lies that were the bedrock of U.S. policy. New York Times, 9 June 2021 This distinctive environment is the product of slightly acidic water acting on soluble bedrock such as limestone. Dimitris Sideridis, CNN, 30 Dec. 2021 Recent Examples on the Web: Adjective The violence suffered by Floyd and so many thousands of other people is horrifying to anyone with a conscience, and arguments for ending this injustice hook directly into bedrock American ideas about liberty and equality. Ryan Cooper, The Week, 24 June 2021 Now, even the bedrock idea of self-determination is endangered in Libya, with foreign powers — not just Libyans — seeking to control the country’s fate. Washington Post, 25 Feb. 2021 People with disabilities know bedrock truths most of us ignore. Paul Daugherty,, 19 May 2020 The American Prairie Reserve’s partial retreat from conservation’s traditional separation of humans and nature—a bedrock principle of conservation for most of the past century—is not just an accommodation. Christopher Preston, The Atlantic, 9 Apr. 2020 One of our nation’s bedrock environmental laws, NEPA mandates inclusion of the public’s voice and environmental reviews in government decision making. Wes Siler, Outside Online, 26 Mar. 2020 Objective news reporting is built on two bedrock principles: report the truth, and don’t pick sides. Gilad Edelman, Wired, 10 Mar. 2020 Few leagues are rushing to copy those bedrock elements of M.L.S., and that raises the question of whether such an unusually structured league can really hope to join the best in the world, particularly financially. New York Times, 28 Feb. 2020 But the use of religious freedom as a tool to enable discrimination has become a bedrock principle of the modern conservative movement—and of the Trump Administration. Jeffrey Toobin, The New Yorker, 19 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'bedrock.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of bedrock


1839, in the meaning defined at sense 1


1873, in the meaning defined above

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Time Traveler for bedrock

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The first known use of bedrock was in 1839

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Dictionary Entries Near bedrock



bedrock valley

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Statistics for bedrock

Last Updated

19 Jan 2022

Cite this Entry

“Bedrock.” Dictionary, Merriam-Webster, Accessed 20 Jan. 2022.

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More Definitions for bedrock



English Language Learners Definition of bedrock

: the solid rock that lies under the surface of the ground
: a strong idea, principle, or fact that supports something


bed·​rock | \ ˈbed-ˌräk How to pronounce bedrock (audio) \

Kids Definition of bedrock

: the solid rock found under surface materials (as soil)

More from Merriam-Webster on bedrock

Nglish: Translation of bedrock for Spanish Speakers

Britannica English: Translation of bedrock for Arabic Speakers Encyclopedia article about bedrock


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