Definition of aftershock in US English:



  • A smaller earthquake following the main shock of a large earthquake.

    • ‘Friday's earthquake and the aftershocks have injured 559 people.’
    • ‘He was referring to the aftershocks that invariably follow a large temblor, or main shock.’
    • ‘There may have been about 150 aftershocks since the weekend earthquake in South Asia.’
    • ‘It was followed by four aftershocks, one of which almost matched the intensity of the first quake, registering 5.2 on the Richter scale.’
    • ‘From time to time aftershocks of the earthquake shook the ground, and could even be felt on board ship, seeming to those on board that depth charges were being exploded in the sea.’
    • ‘The quake occurred more than 10 kilometres deep and was followed by powerful aftershocks.’
    • ‘Some families fled their homes fearing aftershocks, and roads and phone lines were cut off.’
    • ‘The earthquake was followed by alarming aftershocks up to seven hours later and officials warned of more to come.’
    • ‘Eventually these gaps are filled by large earthquakes and their aftershocks.’
    • ‘The quake, measuring 5.7 on the Richter scale, was followed by an aftershock measuring 5.5.’
    • ‘Was there a new earthquake or an aftershock, which possibly could be triggering more tsunami waves?’
    • ‘There is shock and bewilderment in surrounding mountain villages too, where the earthquake and subsequent aftershocks have caused landslides.’
    • ‘These maps graphically illustrate the change in earthquake probability during aftershock and possible foreshock sequences.’
    • ‘The earthquake and its aftershocks dislodged many rocks and mines, sending them tumbling onto roads once considered safe.’
    • ‘He was almost knocked over by the aftershock that followed, but he kept his ground as dust blasted by at hurricane speeds.’
    • ‘Six additional aftershocks were recorded throughout the next day.’
    • ‘They, too, were followed by waves of aftershocks which hampered rescue work in an area littered with landmines laid during years of war.’
    • ‘Experts say more aftershocks are possible, but they are unlikely to be strong enough to cause more serious damage.’
    • ‘Seismologists said aftershocks powerful enough to cause heavy damage in the northern region were now highly possible.’
    • ‘Yesterday, we had a tremor that they said was an aftershock from a big earthquake that devastated Turkey.’
    repercussion, aftermath, consequence, spin-off, sequel, follow-up, trail, wake, offshoot
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