Cataclysmic

Origin

From cataclysm + -ic.

Full definition of cataclysmic

Adjective

1. Of or pertaining to a cataclysm; causing great destruction or upheaval; catastrophic.It is believed that a cataclysmic impact caused the extinction of the dinosaurs.
• 2005, Edmund White, My WomenThat’s why to be rejected in love was so cataclysmic: one had been judged and found wanting.

Related terms

• cataclysm
• cataclysmic variable star