disastrous

adjective

di·​sas·​trous di-ˈza-strəs How to pronounce disastrous (audio)
 also  -ˈsa-
1
: attended by or causing suffering or disaster : calamitous
a disastrous flood
2
: terrible, horrendous
a disastrous score
disastrously adverb

Examples of disastrous in a Sentence

Half the city was destroyed by a disastrous fire. The bad weather could have a disastrous effect on the area's tourism industry. His failure to back up the computer files had disastrous consequences. The strike was economically disastrous.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Which one among them wins is going to depend heavily on who gets hot come the playoffs and who can best avoid disastrous results. Jeff Gluck, The Athletic, 14 Feb. 2025 Gloria’s decision not to pay for an independent evaluation of warehouse health risks — in a city reeling from its disastrous acquisition of an uninhabitable Ash Street office tower — wasn’t just surprising. U T Editorial Board, San Diego Union-Tribune, 14 Feb. 2025 Trying to implement changes in a hurry can have disastrous results. Stephanie Dillon, Rolling Stone, 14 Feb. 2025 Fleetingly, Silver returned to the East vs. West format in 2024 with the All-Star Game in Indianapolis, to disastrous results. Josh Hammer, Newsweek, 13 Feb. 2025 See all Example Sentences for disastrous 

Word History

First Known Use

1594, in the meaning defined at sense 1

Time Traveler
The first known use of disastrous was in 1594

Dictionary Entries Near disastrous

Cite this Entry

“Disastrous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/disastrous. Accessed 21 Feb. 2025.

More from Merriam-Webster on disastrous

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!