doomsday

noun

dooms·​day ˈdümz-ˌdā 

often attributive

1

: a day of final judgment

2

: a time of catastrophic destruction and death

Examples of doomsday in a Sentence

a warning that doomsday is near

Recent Examples on the Web

In many doomsday scenarios, the human problem takes a darker turn. — Megan Buerger, Washington Post, 9 Oct. 2026

Hence, the doomsday handwringing of Coxon, Dario Amodei, and others in Silicon Valley is part of that sell, intentional or not. — Michael Serazio, Fortune, 9 Oct. 2026

Interestingly, some at the summit wondered about the motivation of the largest AI companies and their doomsday predictions. — David Wade, CBS News, 6 Oct. 2026

By contrast, Nvidia CEO Jensen Huang has downplayed such doomsday scenarios, instead pushing for safety measures that would keep AI in check as firms continue to develop it. — Max Zahn, ABC News, 28 Sep. 2026

Word History

First Known Use

before the 12th century, in the meaning defined at sense 1

Phrases Containing doomsday

• doomsday machine
• from now until doomsday

Rhymes for doomsday

• airway
• allay
• archway
• array
• ashtray
• assez
• astray
• aue
• away
• ballet
• belay
• beltway

Kids Definition

doomsday

noun

dooms·​day ˈdümz-ˌdā 

: judgment day