Cataclysmal - definition of cataclysmal by The Free Dictionary A violent upheaval that causes great destruction or brings about a fundamental change 2 A violent and sudden change in the earth's crust 3 A devastating flood [French cataclysme, from Latin cataclysmos, deluge, from Greek kataklusmos, from katakluzein, to inundate : kata-, intensive pref ; see cata- + kluzein, to wash away ]
Cataclysmal - Definition, Meaning, and Examples in English Cataclysmal refers to a significant, often violent event that causes great destruction or upheaval This term is used to describe events such as natural disasters or tumultuous changes that have profound effects on geography, society, or ecology