Is Cataclysm a Real Word?

Frequency: The definition of a cataclysm is a catastrophe or a large-scale and often violent event that causes change or upheaval. ... A devastating and destructive tsunami is an example of a cataclysm.

What is the origin of the word cataclysm '?

Cataclysm comes from the Greek word kataklysmos, which means "a deluge or flood." So saying something was “a disaster of cataclysmic proportions” is particularly apt when you're talking about a tsunami.

What is a Cataclismo?

a violent upheaval, esp of a political, military, or social nature. a disastrous flood; deluge.