- Types:
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earthquake, quake, seism, temblor
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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endogeny
a geological phenomenon below the surface of the earth
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alluvial cone, alluvial fan
a fan-shaped deposit where a fast flowing stream flattens out
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cataclysm, catastrophe
a sudden violent change in the earth's surface
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continental drift
the gradual movement and formation of continents (as described by plate tectonics)
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alluviation, deposit, sedimentation
the phenomenon of sediment or gravel accumulating
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alluvion, deluge, flood, inundation
the rising of a body of water and its overflowing onto normally dry land
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frost heave, frost heaving
upthrust of ground or pavement caused by the freezing of moist soil
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transgression
the spreading of the sea over land as evidenced by the deposition of marine strata over terrestrial strata
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volcanism
the phenomena associated with volcanic activity
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seismic disturbance, shock
an instance of agitation of the earth's crust
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earth tremor, microseism, tremor
a small earthquake
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seaquake, submarine earthquake
an earthquake at the sea bed
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nuclear winter
a long period of darkness and extreme cold that scientists predict would follow a full-scale nuclear war; a layer of dust and smoke in the atmosphere would cover the earth and block the rays of the sun; most living organisms would perish
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load, lode
a deposit of valuable ore occurring within definite boundaries separating it from surrounding rocks
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debacle
flooding caused by a tumultuous breakup of ice in a river during the spring or summer
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flash flood, flashflood
a sudden local flood of great volume and short duration
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Noachian deluge, Noah and the Flood, Noah's flood, the Flood
(Biblical) the great deluge that is said in the Book of Genesis to have occurred in the time of Noah; it was brought by God upon the earth because of the wickedness of human beings
