- an upheaval, as of the earth's surface.
- Geology. an upward displacement of rock on one side of a fault.
- to throw or cast up or upward.
Origin of upthrow
Related Words for upthrowmountain, altitude, ascent, acclivity, ridge, hillock, top, rise, roof, platform, boost, hoist, hill, uplift, heave, eminence, levitation, upthrow
Examples from the Web for upthrow
Historical Examples of upthrow
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
Thrust faults hade to the upthrow; the hanging wall has gone up.The Elements of Geology
William Harmon Norton
There has also been a certain amount of upthrow owing to the hydrostatic pressure.The Birth-Time of the World and Other Scientific Essays
J. (John) Joly
With dip faults the crop is carried forward (down the dip) on the upthrow side.
- 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