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:
Thrust faults hade to the upthrow; the hanging wall has gone up.
From The Elements of Geology by William Harmon Norton
The upthrow is uniformly on the eastern side of the fault.
From A Study of Recent Earthquakes by Charles Davison
Out, traitor!" cried the girl with a quick, scornful upthrow of the chin, "it is the smile that saves you, Louis, lad.
From Patsy by S. R. (Samuel Rutherford) Crockett
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 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
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
Silhouetted against the level sunlight, heaving forward with arms upthrown, waist deep in the main current, they were more than half-way across.
From The Flower of the Chapdelaines by F. C. (Frederick Coffay) Yohn
Liot quickly raised himself, but he had barely time to distinguish the white horror of his enemy’s face and the despair of his upthrown arms.
From Prisoners of Conscience by Amelia Edith Huddleston Barr
Flora was within half a step of him with her right arm upthrown.
From Kincaid's Battery by Alonzo Kimball
Claflin poured through the right of the line, the ball bounded back from some upthrown arm and went dancing along the field.
From Left Guard Gilbert by Edward C. Caswell
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