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.
Jones said the quake seems to be associated with the Elsinore fault line. Stephanie Elam, CNN Money, 14 Apr. 2025 While Istanbul was not impacted, the devastation in southern Turkey heightened fears of a similar quake with experts citing the city’s proximity to fault lines. Mehmet Guzel, Chicago Tribune, 13 Apr. 2025 All three occurred along the Hayward fault line, which USGS notes is an active fault in the San Francisco Bay region. Josh Hammer, Newsweek, 16 Feb. 2025 Given the city’s geographic proximity to a major fault line, his team had recommended that the government update its building codes to make structures more resilient and improve seismic contingency planning. Stephanie Yang, Los Angeles Times, 31 Mar. 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

Browse Nearby Words

Cite this Entry

“Fault line.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fault%20line. Accessed 27 Apr. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!