reverse fault

noun Geology.
a fault in which the rock above the fault plane is displaced upward relative to the rock below the fault plane (opposed to gravity fault ).
Compare thrust fault.


Origin:
1885–90

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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American Heritage
Science Dictionary
reverse fault   (rĭ-vûrs')  Pronunciation Key 
A geologic fault in which the hanging wall has moved upward relative to the footwall. Reverse faults occur where two blocks of rock are forced together by compression. Compare normal fault. See Note and illustration at fault.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Example sentences
Along a reverse fault one rocky block is pushed up relative to rock on the
  other side.
The computed tsunami from the steeply dipping reverse fault model well explains
  the observed tsunami.
High-angle reverse fault, location approximate, teeth on right from origin.
On offshore faults, barbs simply indicate a reverse fault regardless of
  steepness of dip.
Image for reverse fault
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