fault line

noun

: something resembling a fault : split, rift
a major conceptual fault line in foreign policyMorton 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.
This kind of professional re-ignition can expose existing fault lines and fuel external drama, regardless of the private reality. Tracy Wright, FOXNews.com, 1 Oct. 2025 The Philippines sits along the Ring of Fire, a 25,000-mile (40,000-kilometer) arc of seismic fault lines around the Pacific Ocean that hosts more than half of the world’s volcanoes. Brandon Miller, CNN Money, 30 Sep. 2025 Complicating matters for Penn State were lingering fault lines among some of the most influential people within the Nittany Lions community that have tended to flare up when the school was faced with questions of how best to move the football program forward in the post-Joe Paterno era. Ralph D. Russo, New York Times, 24 Sep. 2025 The new work makes a solid case for deeper gas rising along fault lines as a key driver, with climate change acting more as an indirect influence rather than the main culprit. New Atlas, 21 Sep. 2025 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 10 Oct. 2025.

Last Updated: - Updated example sentences
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