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downthrow

[doun-throh] /ˈdaʊnˌθroʊ/
noun
1.
a throwing down or being thrown down; overthrow.
Origin of downthrow
1605-1615
First recorded in 1605-15; noun use of verb phrase throw down
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for downthrow
Historical Examples
  • Under what circumstances should we term a fault a downthrow?

    Geology James Geikie
  • The higher side is called the heaved or upthrow side; the opposite side the thrown or downthrow side.

  • The downthrow was not the work of one single act of disturbance—it went on for ages.

    Australian Pictures Howard Willoughby
  • Dikes and faults are denominated upthrow or downthrow, according to the position they are met with in working the mine.

  • Normal faults, of which Figure 184 is an example, hade to the downthrow; the hanging wall has gone down.

    The Elements of Geology William Harmon Norton
  • A thrust fault with a hade of 30°, showing cliffs due to harder strata outcropping on the downthrow.

    The Elements of Geology William Harmon Norton
  • Normal faults are exemplified in figs. 1, 2, and 6; in the latter the masses A and B are on the downthrow sides, C is upthrown.

  • A dislocation is spoken of as a downthrow or an upcast, according to the direction in which it is approached.

    Geology James Geikie
British Dictionary definitions for downthrow

downthrow

/ˈdaʊnˌθrəʊ/
noun
1.
the state of throwing down or being thrown down
2.
(geology) the sinking of rocks on one side of a fault plane
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
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