单词 | graben |
释义 | graben[ grah-buhn ] / ˈgrɑ bən / nouna portion of the earth's crust, bounded on at least two sides by faults, that has dropped downward in relation to adjacent portions. Also called rift valley. Compare horst. Origin of graben1895–1900; <German: ditch Words nearby grabengrab bag, grab bar, grabber, grabble, grabby, graben, grab rope, Gracchi, Gracchus, grace, grace-and-favor Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for grabenBritish Dictionary definitions for grabengraben / (ˈɡrɑːbən) / nounan elongated trough of land produced by subsidence of the earth's crust between two faults Word Origin for grabenC19: from German, from Old High German graban to dig Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for grabengraben [ grä′bən ] A usually elongated block of rock that is bounded by parallel geologic faults along its two longest sides, and has a lower elevation than the rock at its sides. Grabens form where rock is being pulled apart by tectonic forces. The East African Rift Valley is a graben. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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