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shear zone

American  

noun

  1. Geology. a zone of closely spaced, approximately parallel faults or dispersed displacements.


Etymology

Origin of shear zone

First recorded in 1910–15

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.

Over the past twenty years, this shelf has developed increasing fractures around a major shear zone located upstream of that pinning point.

From Science Daily • Dec. 1, 2025

The Northwest, like Japan, lies in a subduction zone in which one tectonic plate plunges under another--as opposed to a shear zone like that in California where plates rub past each other horizontally.

From Science Magazine • Mar. 11, 2011

Vertical shear zone in face of east bluff at Devil's lake.

From The Geography of the Region about Devils Lake and the Dalles of the Wisconsin by Atwood, Wallace W.

Vertical shear zone face of east bluff at Devil's Lake 16 IX.

From The Geography of the Region about Devils Lake and the Dalles of the Wisconsin by Atwood, Wallace W.

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