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.
Building codes in regions with active fault lines are often designed to withstand earthquakes, but that doesn't hold true everywhere. ABC News, 29 June 2026 The fault lines beneath the country will stay active. Luis E. Romero, Forbes.com, 27 June 2026 Here’s what makes the fault lines beneath Venezuela so unique. Elizabeth Robinson, NBC news, 26 June 2026 How to consider race has been a major fault line on the court in recent years. Maureen Groppe, USA Today, 26 June 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 4 Jul. 2026.

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