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.
Fashion was hit by brand management tremors on Wednesday as two new fault lines opened up, further cracking the industry’s status quo. Evan Clark, Footwear News, 20 May 2026 Turkey sits on top of major fault lines and earthquakes are frequent. ABC News, 19 May 2026 Like the City of Angels, Montreal sits on a significant fault line. Dominic Patten, Deadline, 19 May 2026 The Ramapo Fault is an active fault line that runs through the north central part of New Jersey. Jesse Zanger, CBS News, 19 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 30 May. 2026.

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