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tsunami

1 ENTRIES FOUND:
tsunami /sʊˈnɑːmi/ noun
plural tsunamis
tsunami
/sʊˈnɑːmi/
noun
plural tsunamis
Britannica Dictionary definition of TSUNAMI
[count]
: a very high, large wave in the ocean that is usually caused by an earthquake under the sea and that can cause great destruction when it reaches land : tidal wave