ScienceJuly 13, 2026

cataclysm

/ˈkæt.ə.klɪz.əm/

Definition

A momentous and violent event marked by overwhelming upheaval or destruction.

Etymology

The word originates from the Greek 'kataklysmos', meaning 'deluge' or 'flood,' derived from 'kata-' (down) and 'klyzein' (to wash). It entered English in the 17th century, originally referring specifically to a great flood before expanding to describe any sudden, violent change.

In the news

The author uses this term to describe the Sun's eventual expansion into a Red Giant, an event that will likely result in the total destruction of the Earth. It highlights the immense scale of the planetary change being discussed.

Scientists Just Figured Out How Much Time Is Left for Life on Earth

Read the full article ↗

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