Mercalli-scale meaning

mər-kälē, mĕr-
A scale of earthquake intensity based on observed effects and ranging from I (detectable only with instruments) to XII (causing almost total destruction). It is named after the Italian seismologist Giuseppe Mercalli.
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A scale of earthquake intensity based on observed effects and ranging from I (detectable only with instruments) to XII (causing almost total destruction).
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Origin of mercalli-scale

  • After Giuseppi Mercalli (1850–1914), Italian seismologist

    From American Heritage Dictionary of the English Language, 5th Edition