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Seismic has 2 synonyms. The top synonyms for seismic are seismal, unstable. Browse the full list below.
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| Random | DefinitionA common synonym for seismic is seismal. Other synonyms include unstable.
Seismic has 2 synonyms listed on Thesaurasize.
(adj): related to, or caused by an earthquake or other vibration of the Earth; (Metaphorically) Of very large, or widespread effect
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