Definition of tsunami noun from the Oxford Advanced Learner's Dictionary



BrE BrE//tsuːˈnɑːmi//
; NAmE NAmE//tsuːˈnɑːmi//
(from Japanese) Coastlines and the sea, Natural disasters
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an extremely large wave in the sea caused, for example, by an earthquake synonym tidal wave A tsunami early warning system was set up in Hawaii. The tsunami caused immeasurable damage. Wordfinderavalanche, cyclone, disaster, earthquake, eruption, flood, hurricane, landslide, tornado, tsunami See related entries: Coastlines and the sea, Natural disasters Word Originlate 19th cent.: from Japanese, from tsu ‘harbour’ + nami ‘wave’.
See the Oxford Advanced American Dictionary entry: tsunami