Look up: graben

1. graben
   An elongated, relatively depressed crustal unit or block that is bounded by faults on its sides.
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2. graben
   a normally faulted elongate trough or block of rock, down-thrown on both sides;
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3. graben
   a zone of tectonic subsidence along a system of boundary faults, in which the length, parallel to the fault strike, is considerably greater than the width. The term 'rift' is partly synonymous with 'graben', but generally applies to topographic depressions of regional extent and is associated with s...
   Found on http://www.mijnwoordenboek.nl/definition
   
   
4. graben
   (from the article `horst and graben`) elongate fault blocks of the Earth`s crust that have been raised and lowered, respectively, relative to their surrounding areas as a direct effect ... ...the surrounding fault blocks, which commonly rise during an episode of crustal extension, creates a rift valley or tectonic basin. The geologic ....
   Found on http://www.britannica.com/eb/a-z/g/54
   
   
5. Graben
   In geology, a graben is a depressed block of land bordered by parallel faults. Graben is German for ditch or trench. Graben is used for both the singular and plural. A graben is the result of a block of land being downthrown producing a valley with a distinct scarp on each side. Graben often occur ...
   Found on http://en.wikipedia.org/wiki/Graben
   
   
6. graben
   Credit: US Geological Survey A long, relatively narrow area of rock that has slid down between parallel faults. Unless erosion wears these down to its level, the result is a rift valley. See also horst. • GEOLOGY AND PLANETARY SCIENCE Source: U.S. Geological Survey
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7. Graben
   A crustal block of rock generally long and narrow, that has dropped down along boundary faults relative to the adjacent rocks.
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8. Graben
   An elongate crustal block that is relatively depressed (downdropped) between two fault systems.
   Found on http://volcano.oregonstate.edu/education
   
   
9. graben
   a topographic valley, created by motions along faults at the edges of the valley (see Fig. 2a).
   Found on http://www.encyclo.co.uk/visitor-contrib