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ShareMegatsunami (often hyphenated as mega-tsunami, also known as iminami or "wave of purification") is an informal term used by popular media and popular science to describe a very large tsunami-like wave significantly beyond the size reached by tsunamis (typically around 10 meters)..
For more information about the topic Megatsunami, read the full article at Wikipedia.org, or see the following related articles:
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