doomsday.

1. A final day of judgment or world-ending culmination in religious belief or narrative.

2. A day or event of disastrous destruction or collapse, often imagined as world-ending.

3. An indefinitely remote future, especially in expressions about waiting without end.

Use it for

Words that belong together

• the coming of doomsday
• a doomsday prophecy

On the page

The doomsday prophecy gave the villagers a date but no reliable sign.

Her account of the coming of doomsday was a record of belief, not a forecast the investigator could test.

Usage notes

Primary category: horror. Forms: Usually singular doomsday; plural doomsdays for different predictions or imagined catastrophes. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.