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fault block

American  

noun

Geology.

  1. a mass of rock bounded on at least two opposite sides by faults.

Etymology

Origin of fault block

First recorded in 1895–1900

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Sutton Mountain is a long, 29,000-acre fault block that rises just above the Painted Hills, a popular tourist destination in the John Day Fossil Beds National Monument.

From Washington Times

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.