How to Use foreshock in a Sentence

foreshock

noun
  • The events of the last couple of weekends might simply be foreshocks.
    George Schroeder, USA TODAY, 20 Oct. 2019
  • When that happens, the first quake is called a foreshock, and the second temblor is called a main shock.
    Maya Wei-Haas, National Geographic, 20 Sep. 2019
  • One was in China, in 1975, when there were lots and lots of small foreshocks, and all the animals went crazy. ...
    Manasee Wagh, Popular Mechanics, 17 Feb. 2023
  • Once all was said and done, the July 5 quake was classified as the main shock, the July 4 quake, a foreshock.
    Madalyn Amato, Los Angeles Times, 12 June 2021
  • The foreshock and flurry of aftershocks occurred at about the same depth, Jones said.
    Hayley Smith, Los Angeles Times, 5 Apr. 2021
  • The strongest two — a 6.8 foreshock and the 7.1 mainshock — happened just four minutes apart.
    Sam Gross, USA TODAY, 16 May 2020
  • That tremor is now considered a foreshock to the much larger quake Friday night.
    Carter Evans, CBS News, 6 July 2019
  • Only two of those — including the one on July 4 — have been a foreshock to a larger quake.
    latimes.com, 8 July 2019
  • Bottom line: foreshocks and mainshocks aren’t always back to back, like in Ridgecrest this week.
    Ryan Carter, The Mercury News, 8 July 2019
  • For a more salient example, go back to the first foreshock of the great financial debacle.
    Edward Lotterman, Twin Cities, 3 Aug. 2019
  • More Quakes These foreshocks aren't noticeable on the surface.
    David Grossman, Popular Mechanics, 14 Aug. 2019
  • The March 11 earthquake was preceded by a series of large foreshocks over the previous two days.
    Fox News, 11 Mar. 2011
  • There were thousands of foreshocks and aftershocks felt throughout the region.
    CBS News, 16 July 2019
  • However, that quake would now be considered a foreshock to the Friday night temblor.
    Jason Green, The Mercury News, 5 July 2019
  • The patterns seen in the aseismic slip are similar in many ways to the patterns seen in foreshocks—smaller quakes that happen before major temblors.
    Stephanie Pappas, Scientific American, 20 July 2023
  • The 2011 Tohoku earthquake in Japan, which led to the Fukushima nuclear disaster, was preceded by a foreshock as well.
    Tim Arango, New York Times, 6 July 2019
  • The only possible precursors that stood out were foreshocks, the tiny temblors that can occur before a larger main event.
    Jenny Howard, National Geographic, 13 Aug. 2019
  • Jones said that 5% of the time, an initial earthquake may actually be a foreshock that is preceding a larger earthquake.
    CBS News, 19 Sep. 2020
  • The region was hit with a massive foreshock and earthquake over Fourth of July week, leaving both towns to pick up the pieces amid thousands of disquieting aftershocks.
    David Wharton, Los Angeles Times, 9 Sep. 2019
  • When solar wind storms strike Earth, that solar radiation first crashes into a part of Earth’s magnetic field called the foreshock.
    Jennifer Leman, Popular Mechanics, 25 Nov. 2019
  • The 2011 Tohoku earthquake in Japan, which triggered the Fukushima nuclear disaster, was preceded by a foreshock as well.
    Tim Arango, BostonGlobe.com, 6 July 2019
  • Pursley said generally, in earthquake terminology, the largest earthquake event is the main shock, so the 6.4 quake may be classified as a foreshock.
    Lauren Hernández, SFChronicle.com, 6 July 2019
  • They are usually preceded by something called an 'aura', a sort of minor foreshock lasting anything up to a couple of minutes before the main event begins.
    Pat Long, CNN, 1 June 2017
  • Sometimes a foreshock may be identified incorrectly as the mainshock until a larger one occurs after it.
    Clare Mulroy, USA TODAY, 20 Dec. 2022
  • Vanacore says that this latest series of events seems to be more of a traditional earthquake sequence rather than a swarm, with a bigger temblor surrounded by its own entourage of smaller foreshocks and aftershocks.
    National Geographic, 11 Jan. 2020
  • Those precursor events were the laboratory equivalent of the seismic waves produced by foreshocks before an earthquake.
    Quanta Magazine, 19 Sep. 2019
  • In lab experiments, foreshocks have been observed leading up to almost all simulated earthquakes.
    Jenny Howard, National Geographic, 13 Aug. 2019
  • But just as seismologists have struggled to translate foreshocks into forecasts of when the main quake will occur, Johnson and his colleagues couldn’t figure out how to turn the precursor events into reliable predictions of laboratory quakes.
    Quanta Magazine, 19 Sep. 2019
  • Scientists are now better able to identify previously undiscovered faults, detect patterns of moving earthquake swarms — like the one in Riverside County — and identify faint clusters of foreshocks that occur before a larger earthquake.
    Rong-Gong Lin Ii, latimes.com, 4 June 2019

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'foreshock.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Last Updated: