cataclysmic Meaning, Definition & Usage

  1. adjective satellite severely destructive
    cataclysmal.
    • cataclysmic nuclear war
    • a cataclysmic earthquake

WordNet

Cat`a*clys"mal, Cat"a*clys"mic adjective (Also<
  • Cataclysmal
  • Cataclysmic
)
Definitions
  1. Of or pertaining to a cataclysm.

Webster 1913