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| Rich·ter scale [ ríktər skàyl ] |
noun |
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| Definition: |
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scale for measuring earthquakes: a scale from 1 to 10 used to measure the severity of earthquakes according to the amount of energy released, with a higher number indicating stronger tremors.
See also Mercalli scale
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| [Mid-20th century. After Charles Francis Richter (1900-1985), U.S. seismologist] |
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