cataclysmic
🇺🇸
/ˌkætəˈklɪzmɪk/
🇬🇧
/ˌkætəˈklɪzmɪk/
A cataclysmic event is a sudden and violent change that causes a lot of damage.
The cataclysmic earthquake destroyed the city.
A cataclysmic situation is extremely bad and causes a lot of problems.
The company faced cataclysmic changes after the scandal.