aftershock

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aftershock

A small seismic event that follows a prior larger earthquake. When the aftershock proves to be bigger than the preceding event, then the former is re-labelled foreshock and the latter an earthquake.

Aftershock

Geomedicine A mini-earthquake that follows the largest shock of an earthquake sequence, which falls within 1–2 fault-lengths distance from the main shock; aftershocks and can continue for weeks, months, or years. See Earthquake. Cf Foreshocks.
References in periodicals archive ?
The post Aftershocks rattle Taiwan as quake toll rises to 10, 58 missing appeared first on Cyprus Mail .
Director of the CWB Seismological Center, Chen Kuo-chang, pointed out that generally after a powerful quake such as the one that occurred yesterday, it usually marks a turning point, after which aftershocks will occur, but will gradually trail off.
4-magnitude aftershock was felt at Intensity 6 here.
They are saying there are some Internet reports of aftershocks in half an hour.
There have been 279 aftershocks since Friday, said Zhang Junwei, spokesman of Yunnan's seismological bureau.
But, here's one thing I learned growing up in the land of earthquakes: unlike the changes made by the earthquake itself, aftershocks don't last forever.
This observation was supported by the 1995 aftershocks where the events in the northern cluster were shallower than those in the southern cluster.
Washington, Jumada I 10, 1433, Apr 2, 2012, SPA -- A strong apparent aftershock from a powerful earthquake late last month shook Mexico Monday, officials said.
Some 1,400 aftershocks have been recorded since the 7.
An agency official told a press conference, ''Aftershock activity still continues, with magnitude 4-level aftershocks occurring almost every day.
Summary: Aftershocks from earthquakes in Christchurch, New Zealand, have caused the death of one nursing home resident whilst injuring 46 others.
0 earthquake, which triggered a devastating tsunami, could increase risk of sizeable aftershocks in other parts of the country for years.