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.
Steep terrain: The Balcones Escarpment is a series of fault lines in Central Texas. George Petras, USA Today, 8 July 2025 Han Son Doong also follows a fault line that’s more than 300 feet wide, and does see some sunlight, thanks to two skylights. Rachel Chang, Travel + Leisure, 7 July 2025 Long surgical scars still trace like fault lines on his knees. James Horncastle, New York Times, 30 June 2025 America is more divided than ever, not just along party lines but by an economic fault line. Ro Khanna, Twin Cities, 12 June 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 20 Jul. 2025.

Last Updated: - Updated example sentences
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