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English Dictionary | fault line

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fault line

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WordReference Random House Unabridged Dictionary of American English © 2026

fault′ line′, [Geol.]

Geologythe intersection of a fault with the surface of the earth or other plane of reference.

1865–70

In Lists: Earthquakes, more...

🗣️Forum discussions with the word(s) "fault line" in the title:

a debilitating fault line
on the beat's fault & on up the line
on the fault line

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