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单词 graben
释义

graben

[ grah-buhn ]
/ ˈgrɑ bən /

noun

a 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 graben

1895–1900; <German: ditch

Words nearby graben

grab 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 graben

British Dictionary definitions for graben

graben
/ (ˈɡrɑːbən) /

noun

an elongated trough of land produced by subsidence of the earth's crust between two faults

Word Origin for graben

C19: 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 graben

graben
[ gräbən ]

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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更新时间:2024/11/13 23:56:21