Definition

1. Noun:
   • A sudden and violent event that causes great change, destruction, or upheaval: A cataclysm is a massive, often disastrous event that dramatically alters the existing state of things.
   • A large-scale and violent event in the natural world, especially one involving sudden changes to the earth's surface: In geology, a cataclysm refers to a sudden, violent transformation of the physical earth.
   • A great misfortune or disaster: Figuratively, it can describe any event that brings widespread, devastating loss.

Examples of Usage

• Noun:
  • The asteroid impact was a global cataclysm that changed the planet's climate.
  • Historians study the social cataclysm that followed the empire's collapse.
  • The volcanic eruption was a geological cataclysm, reshaping the coastline.

Advanced Usage

• "To survive a cataclysm": to endure a massive, destructive event.
  • Few species survived the cataclysm that ended the dinosaur era.
• "On the brink of cataclysm": at the point of imminent, large-scale disaster.
  • The political tensions brought the region to the brink of cataclysm.

Variants and Related Words

• Cataclysmic (adj): of, relating to, or resembling a cataclysm; violently disruptive.
  • The war had cataclysmic consequences for the civilian population.
• Cataclysmically (adv): in a cataclysmic manner.

Synonyms

• Catastrophe: A sudden and widespread disaster.
• Calamity: An event causing great and often sudden damage or distress.
• Upheaval: A violent or sudden change or disruption.
• Debacle: A complete failure; a fiasco.

Related Phrases

• Agent of cataclysm: A force or entity that causes a cataclysmic event.
  • The invading army was seen as an agent of cataclysm for the ancient city.

Related Idioms

• A cataclysm of biblical proportions: An idiom describing a disaster of immense, almost mythical scale.
  • The flood was a cataclysm of biblical proportions, submerging entire towns.

Noun

1. an event resulting in great loss and misfortune
   • the whole city was affected by the irremediable calamity
   • the earthquake was a disaster
2. a sudden violent change in the earth's surface