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.
As Democrats look toward the next election cycle, the question is no longer whether the party is shifting on Israel, but whether that shift will turn one of Washington’s most durable bipartisan issues into a lasting political fault line. Samantha-Jo Roth, The Washington Examiner, 19 Apr. 2026 Seniors account for a disproportionate share of losses The report shows a clear fault line by age. Kurt Knutsson, FOXNews.com, 12 Apr. 2026 Israel's military campaign in Lebanon against Iran's ally Hezbollah has emerged as a central fault line in Washington and Tehran's deal. Dylan Butts, CNBC, 10 Apr. 2026 All of that is bound to deepen the fault lines that make regional tensions and sectarian conflict more likely in the long run. Ioana Emy Matesan, The Conversation, 9 Apr. 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 Apr. 2026.

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