seismic

• Relatif aux séismes ou à d'autres vibrations de la terre et de sa croûte.

Relating to earthquakes or other vibrations of the earth and its crust.

1. Relating to earthquakesB2formalscientific

   Subject to or caused by an earthquake or earth vibration.

   sismique (relatif aux séismes)

   • The region is highly seismic and experiences frequent tremors.
   • Seismic activity was recorded by the monitoring station.
   • Engineers designed the building to withstand seismic forces.

   Synonymesseismal

2. Very significant or majorC1informal

   Having a major or profound effect; earth-shattering.

   qui a un effet majeur, bouleversant

   • The election results had a seismic impact on the country's politics.
   • The company announced a seismic shift in its business strategy.
   • Her resignation caused a seismic change in the organization.

   Synonymesearthshakinggroundbreakinghistoriclandmarkmomentousmonumentalpivotal

   Antonymesinconsequentialinsignificantminornegligibletrivialunimportant