upthrow
Americannoun
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an upheaval, as of the earth's surface.
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Geology. an upward displacement of rock on one side of a fault.
verb (used with object)
noun
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geology the upward movement of rocks on one side of a fault plane relative to rocks on the other side
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rare an upward thrust or throw; upheaval
Etymology
Origin of upthrow
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
In Figure 184 the right side has gone down relatively to the left; the right is the side of the downthrow, while the left is the side of the upthrow.
From The Elements of Geology by William Harmon Norton
The pool is simply due to the reversal of the natural slope of the river-bed, caused by the formation of a roll or undulation in the ground on the upthrow side of the fault.
From A Study of Recent Earthquakes by Charles Davison
The other side of the semicircle was occupied by the upthrow of a low rise blocking off an horizon at its nearest point but a few hundred yards away.
From The Land of Footprints by Stewart Edward White
The upthrow is uniformly on the eastern side of the fault.
From A Study of Recent Earthquakes by Charles Davison
For the next half-mile, the river keeps to the upthrow side of the fault, the scarp of which blocks the tributary streams from the west, forming a number of small pools.
From A Study of Recent Earthquakes by Charles Davison
Then, the vast volcano burst; rent the whole mass; upthrew the ancient rocks; which now in divers mountain tops tell tales of what existed ere Mardi was completely fashioned.
From Mardi: and A Voyage Thither, Vol. II by Herman Melville
Then, quick The sash upthrowing, she made as if to speak Harshly; but still he held his quiet eyes Upon her.
From Rose and Roof-Tree — Poems by George Parsons Lathrop
This a modern example of a Gilbert-type delta, which is a delta composed primarily of coarse material actively eroded from the mountainous upthrown block to the north.
From Textbooks ● Jan. 1, 2017
"Didn't give away any reason for asking, I hope, Miss Duggan?" put in Cleek at this juncture, with an arching of the brows and a keen look into her upthrown face.
From The Riddle of the Spinning Wheel by Mary E. Hanshew
"My dear fellow, of all the impulsive, of all the amazing men," he began; but got no further, for Cleek's upthrown hand checked him.
From The Riddle of the Night by Thomas W. Hanshew
Miss Flora's home--" Anna gave a start and with a hand half upthrown said quietly, "Don't tell me.
From Kincaid's Battery by Alonzo Kimball
Next came a booming crash and a flood of upthrown water, in the wash of which that speaker was carried away into the deep.
From When the World Shook; being an account of the great adventure of Bastin, Bickley and Arbuthnot by Henry Rider Haggard
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