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Synonyms

seismic

American  
[sahyz-mik, sahys-] / ˈsaɪz mɪk, ˈsaɪs- /
Sometimes seismal

adjective

  1. pertaining to, of the nature of, or caused by an earthquake or vibration of the earth, whether due to natural or artificial causes.


seismic British  
/ ˈsaɪzmɪk /

adjective

  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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

seismic Scientific  
/ sīzmĭk /
  1. Relating to an earthquake or to other tremors of the Earth, such as those caused by large explosions.


Other Word Forms

  • nonseismic adjective
  • seismically adverb
  • unseismal adjective
  • unseismic adjective

Etymology

Origin of seismic

First recorded in 1855–60; seism + -ic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Amid this seismic shift looms an existential question: Can those cities survive without them?

From The Wall Street Journal

The battle for Warner is significant for the futures of both Paramount and Netflix, coming as the entertainment industry struggles to adapt to seismic shifts in technology and viewing habits.

From The Wall Street Journal

The team also deployed seismic instruments that detected a series of glacier earthquakes during the period of rapid retreat.

From Science Daily

The model connects space weather and seismic activity without claiming that solar activity directly causes earthquakes.

From Science Daily

"It was a probable explosion. Based on comparisons between historic explosions and earthquakes, the seismic signals were indicative of a single fire explosion, not typical of mining explosions," he said.

From Barron's