A "giant tsunami" refers to a very big and powerful ocean wave. It can be caused by events like earthquakes or underwater landslides. When a giant tsunami strikes the coast, it can cause massive destruction and flooding.
Sentences with «giant tsunami»
It has the power to wreak havoc in the form of giant tsunami waves, and can be as peaceful as... [Read more...] (thebettyrocker.com)
Haiti's quake has also demonstrated that strike - slip faults, which create mostly horizontal motions, can set off landslides and giant tsunamis (usually associated with faults that move in a vertical, thrusting motion). (discovermagazine.com)