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Definitions

disaster

[dih-zas-ter, -zah-ster] / dɪˈzæs tər, -ˈzɑ stər /
NOUN
accident, trouble
Synonyms
STRONGEST
calamity catastrophe collapse crash debacle defeat emergency failure fiasco flood harm hazard holocaust mishap setback tragedy woe
STRONG
adversity affliction bale bane blight blow bust casualty cataclysm collision depression exigency fall flop grief misadventure mischance misfortune reverse rock rough ruin ruination stroke undoing upset washout
WEAK
act of God bad luck bad news bad thing fell stroke hard luck hot water ill luck the worst
Antonyms
STRONGEST
achievement advantage attainment benefit blessing boon good fortune good luck happiness joy miracle success victory win wonder
STRONG
aid building creation encouragement fortune health help prosperity triumph

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Thailand's government held talks this week on the haze, and some districts in Chiang Mai have issued disaster declarations to help speed up financial support.

From Barron's • Apr. 3, 2026

Relatives of the 57 people who died in Greece's worst ever train disaster crowded into a courtroom on Wednesday, demanding justice for the victims.

From BBC • Apr. 1, 2026

But where the scoreboard showed a disaster, Hurley saw the possibility for something remarkable.

From The Wall Street Journal • Mar. 30, 2026

One thing they may not fully understand is how many avenues for financial disaster are out there for young people:

From MarketWatch • Mar. 30, 2026

One wrong formula on their part—or one inaccurate piece of data provided to me or one mistaken calculation by me—could mean a disaster for the astronaut and a tragedy for his family.

From "Reaching for the Moon" by Katherine Johnson

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.