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1. Dictionary

   Tsu·na·mi

   /(t)so͞oˈnämē/

   

   noun

   • 1. a long high sea wave caused by an earthquake, submarine landslide, or other disturbance: "the loss of human lives from this latest tsunami is staggering"
   • ▪ an arrival or occurrence of something in overwhelming quantities or amounts: "a tsunami ofdata pours into the CNBC newsroom every minute of every trading day"

   Word Origin late 19th century: from Japanese, from tsu ‘harbor’ + nami ‘wave’.

   Scrabble Points: 9

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2. en.wikipedia.org › wiki › TsunamiTsunami - Wikipedia

   en.wikipedia.org › wiki › Tsunami

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   A tsunami (/(t) s uː ˈ n ɑː m i, (t) s ʊ ˈ-/ (t)soo-NAH-mee, (t)suu-; from Japanese: 津波, lit. 'harbour wave', pronounced) is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake.

3. www.britannica.com › science › tsunamiTsunami | Definition, Meaning, & Facts | Britannica

   www.britannica.com › science › tsunami

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   Jun 18, 2024 · tsunami, catastrophic ocean wave, usually caused by a submarine earthquake, an underwater or coastal landslide, or a volcanic eruption. The term tidal wave is frequently used for such a wave, but it is a misnomer, for the wave has no connection with the tides.

4. oceanservice.noaa.gov › facts › tsunamiWhat is a tsunami? - NOAA's National Ocean Service

   oceanservice.noaa.gov › facts › tsunami

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   A tsunami is a series of waves caused by earthquakes or undersea volcanic eruptions. On September 29, 2009, a tsunami caused substantial damage and loss of life in American Samoa, Samoa, and Tonga. The tsunami was generated by a large earthquake in the Southern Pacific Ocean.

5. www.merriam-webster.com › dictionary › tsunamiTsunami Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › tsunami

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   The meaning of TSUNAMI is a great sea wave produced especially by submarine earth movement or volcanic eruption : tidal wave.

6. sciencenotes.org › what-is-a-tsunami-definitionWhat Is a Tsunami? Definition and Explanation

   sciencenotes.org › what-is-a-tsunami-definition

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   Aug 23, 2023 · A tsunami is a series of enormous ocean waves that results from the rapid displacement of a large volume of water. The waves often rise to a height of over 30 meters (100 feet). Unlike typical ocean waves, which are caused by the wind, tsunamis are primarily the result of geological activities.

7. www.usgs.gov › faqs › what-are-tsunamisWhat are tsunamis? | U.S. Geological Survey - USGS.gov

   www.usgs.gov › faqs › what-are-tsunamis

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   Tsunamis are ocean waves triggered by: Scientists do not use the term "tidal wave" because these waves are not caused by tides. Tsunami waves are unlike typical ocean waves generated by wind and storms, and most tsunamis do not "break" like the curling, wind-generated waves popular with surfers.

8. www.noaa.gov › ocean-coasts › tsunamisTsunamis | National Oceanic and Atmospheric Administration

   www.noaa.gov › ocean-coasts › tsunamis

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   Oct 1, 2018 · A tsunami is a series of extremely long waves caused by a large and sudden displacement of the ocean, usually the result of an earthquake below or near the ocean floor. This force creates waves that radiate outward in all directions away from their source, sometimes crossing entire ocean basins.