English > seism: 1 sense > noun 1, event| Meaning | shaking and vibration at the surface of the earth resulting from underground movement along a fault plane of from volcanic activity. |
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| Synonyms | earthquake, quake, temblor |
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| Narrower | seaquake, submarine earthquake | An earthquake at the sea bed |
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| shock, seismic disturbance | An instance of agitation of the earth's crust |
| tremor, earth tremor, microseism | A small earthquake |
| Broader | geological phenomenon | A natural phenomenon involving the structure or composition of the earth |
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| Spanish | chaka, sacudida, seísmo, sismo, temblor, terremoto, terremotos |
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| Catalan | sisme, sotrac, sotragada, terratrèmol |
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| Adjectives | seismic, seismal | subject to or caused by an earthquake or earth vibration |
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