NOUN
- (geology) a rise of land to a higher elevation (as in the process of mountain building)
How To Use upthrow In A Sentence
- A fault of recent date may be marked at surface by a scarp, because the face of the upthrown block has not yet been worn to the level of the downthrow side. The Elements of Geology
- This is termed the upthrow of the fault, as at B; and the downthrow, as at A. Farm drainage The Principles, Processes, and Effects of Draining Land with Stones, Wood, Plows, and Open Ditches, and Especially with Tiles
- Thrust faults hade to the upthrow; the hanging wall has gone up. The Elements of Geology
- By way of contrast, regions on a fault's upthrown side have less load and so experience uplift.
- The upthrow comes swiftly on the moment of impact. The Man-o-Wars Er Usband
- 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. The Elements of Geology
- As we can easily see, in an earthquake jar traveling from the opposite end of the earth, there should be no insurmountable difficulty in recognizing the jar, which is a direct upthrow from one which would tilt it to the right or left. Popular Science Monthly Oct, Nov, Dec, 1915 — Volume 86
- 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. The Elements of Geology
- The words came in hoarse, croaked, suppressed accents, with a separation of the hands, and an upthrow of the head and projecting cars which had such a comical look of being crushed beneath the weight of the battened-down cap. Through Russia
- After the upthrown block has been worn down to this level, differential erosion produces fault scarps wherever weak rocks and resistant rocks are brought in contact along the fault plane; and the harder rocks, whether on the upthrow or the downthrow side, emerge in a line of cliffs. The Elements of Geology