Seismic

//ˈsaɪzmɪk// adj

adj ·Uncommon ·Advanced level

Definitions

Adjective
  1. 1
    Related to, or caused by an earthquake or other vibration of the Earth. not-comparable

    "seismic activity"

  2. 2
    Subject to earthquakes. not-comparable

    "a seismic area"

  3. 3
    Of very large or widespread effect. figuratively, not-comparable

    "With Spurs having avoided a seismic Cup upset, Newport's heroic display will be rewarded with a lucrative replay at Wembley."

Adjective
  1. 1
    subject to or caused by an earthquake or earth vibration wordnet

Synonyms

All synonyms
cataclysmicdisastrousjerkyorgasmicseismalseismal

Example

More examples

"Due to constant seismic activity, Japanese engineers have come up with novel construction techniques."

Etymology

Based on Ancient Greek σεισμός (seismós, “shaking, earthquake”) + -ic, equivalent to seismo- + -ic.

Related phrases

seismic bombseismic damperseismic designseismic lineseismic lithosphereseismic loadseismic momentseismic performanceseismic retrofitseismic riskseismic sea waveseismic shift

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.