Seismic
This is an old revision of this page, as edited by Foxtrot (talk | contribs) at 06:41, September 16, 2008. It may differ significantly from current revision.
The word seismic refers to a vibration or tremor of the earth, usually caused by an earthquake, explosion or other violent geological event. It comes from the Greek word "seismos" meaning earthquake. See also: seismicity.