Tsunami: is a large wave on the ocean, usually caused by an undersea earthquake, a volcanic eruption, or coastal landslide. A tsunami can travel hundreds of miles over the open sea and cause extensive damage when it encounters land. Also called tidal waves.
Word origin: from Japanese, from tsu "harbor" + nami "waves." Adopted for common use in 1897.
Hawaiian Translation: Kai ‘E‘e
Tsunami inundating Hilo, Hawai‘i in April, 1946. Note man on pier. This disaster prompted the establishment of tsunami warning systems.
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