upthrow

[noun uhp-throh; verb uhp-throh]

noun

an upheaval, as of the earth's surface.
Geology. an upward displacement of rock on one side of a fault.

verb (used with object), up·threw, up·thrown, up·throw·ing.

to throw or cast up or upward.

Origin of upthrow

First recorded in 1590–1600; up- + throw
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


Examples from the Web for upthrow

Historical Examples of upthrow


British Dictionary definitions for upthrow

upthrow

noun

geology the upward movement of rocks on one side of a fault plane relative to rocks on the other side
rare an upward thrust or throw; upheaval
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