bed·​rock | \ˈbed-ˈräk, -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 \

Definition of bedrock (Entry 2 of 2)

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

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Examples of bedrock in a Sentence


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

But physics, which should serve as the bedrock of science, is in some respects the most troubled field of all. John Horgan, WSJ, "‘Brief Answers to the Big Questions’ and ‘On the Future’ Review: Serious Doubt on Serious Earth," 18 Oct. 2018 One clue is that the crater severs drainage channels in the bedrock. Scott K. Johnson, Ars Technica, "Huge, previously unknown impact crater found beneath Greenland’s ice," 18 Nov. 2018 Natural and man-made grooves in the subsoil or bedrock hold more moisture than the undisturbed ground around them and are usually filled with richer soils. The Economist, "Dry weather is helping archaeologists discover ancient sites," 12 July 2018 Secretary of State Mike Pompeo has been assigned to decipher the summit for South Korea and another bedrock ally, Japan. Brian Murphy, Washington Post, "South Korea struggles to digest strange new reality of Kim Jong Un bonding with White House," 13 June 2018 Remember, that’s a bedrock of the Warriors’ amazing four-year run — the three-pointer. Scott Ostler, San Francisco Chronicle, "Stephen Curry started — and carried — a Warriors’ dynasty," 8 June 2018 Many of Serena Joy Waterford’s (Yvonne Strahovski) firebrand conservative ideals stand as the bedrock of Gilead., "The Handmaid’s Tale," 13 July 2018 The right to legal counsel is part of the bedrock of the U.S. justice system. Bill Rankin, ajc, "Her life on the line, Gwinnett woman shuns lawyers in death-penalty case," 28 June 2018 Most famously, in his epic portrait of Lander’s Peak , a Shoshone village thrives at the bedrock of the sublime. Edward Rothstein, WSJ, "‘Albert Bierstadt: Witness to a Changing West’ Review: Where the Sublime Joins the Melancholy," 25 June 2018

Recent Examples on the Web: Adjective

In fact, Profs. Fama and French found that the same goes for an even more bedrock belief of stock-market investors: the notion that equities will outperform riskless T-bills for those who hold them long enough. Mark Hulbert, WSJ, "Your Fund Performance Is Even More About Luck Than You Thought," 4 Nov. 2018 The President has broad pardon power in the Constitution, but the Justice Department’s Office of Legal Counsel determined in 1974 that a self-pardon would run afoul of bedrock legal principle. Tessa Berenson, Time, "Donald Trump’s Campaign to Discredit the Russia Investigation May Be Working. It’s Also Damaging American Democracy," 7 June 2018 The Beneficial renovation is both a shrine to one of democracy’s bedrock values, trial by jury — and to Kline’s career. Inga Saffron,, "How a Philadelphia lawyer turned a historic bank into a shrine to democracy (and his legal career)," 3 June 2018 One of President Trump’s most bedrock character traits is his refusal to truly reckon with any piece of information that reflects poorly on him. Benjamin Hart, Daily Intelligencer, "Trump’s Reality Distortion Field Could be a Huge Asset for Democrats This Fall," 28 Apr. 2018 Ryan is willfully enabling Devin Nunes' and President Trump's blatant attempts to obstruct justice and undermine two bedrock foundations of American democracy -the FBI and Department of Justice. Jeff Darcy,, "Nunes Memo is a not-so-super bowl of partisan botulism: Darcy cartoon," 4 Feb. 2018 On the most bedrock level, Ammons was a nature poet. Dwight Garner, New York Times, "Adding Up a Prolific Poet’s Charming Weather Reports," 11 Dec. 2017 The case sparked ferocious debate over his actions and the controversial prisoner exchange that led to his release in 2014, challenging the military's bedrock principle of never leaving a soldier behind. Alex Horton, Alaska Dispatch News, "Army Sgt. Bowe Bergdahl avoids prison time for desertion during deployment in Afghanistan," 3 Nov. 2017 Bergdahl's case sparked ferocious debate over his actions and the controversial prisoner exchange that led to his release in 2014, challenging the military's bedrock principle of never leaving a soldier behind. The Washington Post,, "Bowe Bergdahl, former hostage who pleaded guilty to desertion, avoids prison," 3 Nov. 2017

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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Dictionary Entries near bedrock


bed rest



bedrock valley



Statistics for bedrock

Last Updated

9 Dec 2018

Look-up Popularity

Time Traveler for bedrock

The first known use of bedrock was in 1839

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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 \

Kids Definition of bedrock

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

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