seismic shift definition, seismic shift meaning | English dictionary




1      (Also (less commonly))    seismical   relating to or caused by earthquakes or artificially produced earth tremors  
2    of enormous proportions or having highly significant consequences  
seismic social change     
  seismically      adv  

seismic array  
      n   a system of linked seismographs arranged in a regular geometric pattern to increase sensitivity to earthquake detection  
seismic wave  
      n   an earth vibration generated by an earthquake or explosion  
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"Collins English Dictionary 5th Edition first published in 2000 © HarperCollins Publishers 1979, 1986, 1991, 1994, 1998, 2000 and Collins A-Z Thesaurus 1st edition first published in 1995 © HarperCollins Publishers 1995"