unimaginable

adjective

un·​imag·​in·​able
ˌən-ə-ˈmaj-nə-bəl,
-ˈma-jə- How to pronounce unimaginable (audio)
: not imaginable or comprehensible
unimaginable horror
unimaginably
ˌən-ə-ˈmaj-nə-blē
-ˈma-jə How to pronounce unimaginable (audio)
adverb

Examples of unimaginable in a Sentence

the unimaginable horrors of war a disaster of almost unimaginable proportions This technology would have been unimaginable five years ago.
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.
With a record number of global conflicts, the world faces unimaginable challenges that require comprehensive and joint efforts to address them. Dr. Ewelina U. Ochab, Forbes.com, 29 June 2025 After fending off the other remaining contests in the final pushing game, Gi-hun and Myung-gi are confronted with an unimaginable decision and need to choose which one of them is to die to ensure that the baby survives. Yasmeen Hamadeh, People.com, 27 June 2025 Millions of years ago – where the perpetual ice of Antarctica and the dry dust of the Atacama Desert today stretch – lush forests flourished, full of araucaria trees, giant ferns, and vegetation that would seem unimaginable today. Discover Magazine, 27 June 2025 This set a tone for the hundreds of issues that followed, and Wintour would go on to make countless editorial decisions her predecessors would have considered unimaginable. Jacqui Palumbo, CNN Money, 26 June 2025 See All Example Sentences for unimaginable

Word History

First Known Use

1611, in the meaning defined above

Time Traveler
The first known use of unimaginable was in 1611

Browse Nearby Words

Cite this Entry

“Unimaginable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unimaginable. Accessed 6 Jul. 2025.

More from Merriam-Webster on unimaginable

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!