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Megaquake
noun
Definitions
1.
noun
A megathrust earthquake.
2.
noun
A very powerful earthquake, generally with a Richter scale value exceeding 7.
Synonyms
megaearthquake
microquake
macroseism
megafoot
megaunit
seismic moment
megacluster
miniquake
earth tremor
microshock
microseismometry
microseismology
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