fault line

noun

: something resembling a fault : split, rift
… a major conceptual fault line in foreign policy …Morton Kondracke

Examples of fault line 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.
Billionaires are not a monolith, and their split reveals both political and generational fault lines. Nathaniel Meyersohn, CNN Money, 15 May 2026 The discovery comes from a fault line called the Gofar transform fault, located roughly 1,000 miles west of Ecuador along the East Pacific Rise. Neetika Walter, Interesting Engineering, 15 May 2026 The fund, co-run by KKR and the alternative asset manager Future Standard and often referred to by its ticker, FSK, has become one of the most visible fault lines in the private credit story. Hugh Son, CNBC, 11 May 2026 Most often, quake swarms are caused by fluids — typically water — interacting with fault lines, the federal agency said. Don Sweeney, Sacbee.com, 10 May 2026 See All Example Sentences for fault line

Word History

First Known Use

1869, in the meaning defined above

Time Traveler
The first known use of fault line was in 1869

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Cite this Entry

“Fault line.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fault%20line. Accessed 21 May. 2026.

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