What is the Meaning & Definition of Tsunami

Phenomenon caused by earthquakes and that triggered the emergence of huge waves that move vertically

In recent years the word tsunami has become a word in common use in our language, despite being a term of Japanese origin.
A tsunami is a climate phenomenon usually result from earthquakes and characterized by the emergence of a group of waves of great size and strength and that move vertically by covering with water moving with great virulence coasts and to nearby towns.

Tragic tsunami, Indonesia 2004 and Japan 2011

And the popularity of the concept has had everything to do the fact that in recent times the tsunamis have stalked the planet with high virulence as the Japan in the year 2011, and Indonesia and Thailand in 2004. This last was an earthquake with its epicenter in the Indian Ocean which caused the disaster on the West coast of Sumatra in Indonesia. All coastal populations were devastated by the waters. He even went down in history as the second most severe, 9.3 on the Richter scale and the fatal victims came to the almost 250 thousand, a tremendous natural disaster indeed.

Jolt in the depths of the sea

A tremendous Jolt in the depths of the ocean is that triggers this violent hyper agitation of the sea waters. Normally extends to the beaches and generates significant flooding. The level of destruction that generate is also shocking in its path and not to mention human and animal victims, who tend to take with you.
The waves are so big and high that all plug and the force of the water is able to drag everything that crosses its path.
During phenomena such as cyclones and hurricanes also tend to produce tidal waves and then also use the concept to refer to them during these events. Anyway in these cases the trigger is the strong wind and waves are surface, it is not coming generated by movements of plates at the bottom of the sea as we explained occurs in the tsunami.
It also tends to use the term as a synonym for tsunami tidal wave, although the latter has become more popular.