- a throwing down or being thrown down; overthrow.
Origin of downthrow
First recorded in 1605–15; noun use of verb phrase throw down
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for downthrow
Under what circumstances should we term a fault a downthrow?Geology
The higher side is called the heaved or upthrow side; the opposite side the thrown or downthrow side.The Wonder Book of Volcanoes and Earthquakes
Edwin J. Houston
The downthrow was not the work of one single act of disturbance—it went on for ages.Australian Pictures
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
- the state of throwing down or being thrown down
- 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