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English definition of “seismograph”


noun [C] uk   /ˈsaɪz.mə.ɡrɑːf/ us    /-ɡræf/ specialized
a piece of equipment that measures and records the strength of an earthquakeEarthquakes and volcanic eruptions
(Definition of seismograph from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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