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unheard-of

adjective

ˌən-ˈhərd-ˌəv How to pronounce unheard-of (audio)
Definition of unheard-ofnext
as in unprecedented
not known or experienced before houses selling at unheard-of prices

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

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.
Recent Examples of unheard-of The darling of the screen charmed audiences around the globe, but had a tough time making love and romance work with her unheard-of level of stardom. — Angela Andaloro, PEOPLE, 12 Aug. 2026 The damage forced an almost unheard-of response from the grain trade itself. — Ingmar Rentzhog, Forbes.com, 1 Aug. 2026 Fetterman and McCormick even launched a joint fundraising committee, practically unheard-of for senators from different parties. — Burgess Everett, semafor.com, 31 July 2026 But now the Carlssons and Celebrinis can make more than that on a four or five-year deal, guaranteeing generational wealth while also setting themselves up for as-yet-unheard-of third contracts at just 26. — James Mirtle, New York Times, 30 July 2026 See All Example Sentences for unheard-of
Recent Examples of Synonyms for unheard-of
  1. unprecedented
  2. novel
  3. strange
  4. unfamiliar
  5. new
Adjective
  • Development teams are producing code faster, modernizing applications more rapidly and introducing new services at unprecedented rates.
    — Evgeny Gervis, Forbes.com, 22 Sep. 2026
  • This merger would destroy that competition, creating a massive company with unprecedented power and influence over news and entertainment across the globe.
    — Cynthia Littleton, Variety, 21 Sep. 2026
Definition of unprecedented
Adjective
  • Which is why researchers from Maynooth University in Ireland have turned to the very chemistry of life to develop a novel kind of computer that runs without a constant supply of electricity.
    — Mike McRae September 22, New Atlas, 23 Sep. 2026
  • Outlining a bioweapon doomsday scenario, the report said novel pathogens could be created in a lab, delivered to target locations, and spread to infect large populations of people in multiple places.
    — Barbara Ortutay, Los Angeles Times, 23 Sep. 2026
Definition of novel
Adjective
  • In a small town, several dead people are brought back to life through a strange ritual involving burning duck manure.
    — Katherine Brodsky, Variety, 18 Sep. 2026
  • Back outside, the strangest part of the scene might have been how normal everything seemed to the people wearing crimson and blue.
    — Taylor Eldridge, Kansas City Star, 18 Sep. 2026
Definition of strange
Adjective
  • As the clock rolled into the 16th minute, the scoreboard at Sporting Park looked unfamiliar.
    — Daniel Sperry, Kansas City Star, 20 Sep. 2026
  • The Los Angeles Unified School District finds itself in a difficult, if not unfamiliar position.
    — Andrew J. Campa, Los Angeles Times, 20 Sep. 2026
Definition of unfamiliar
Adjective
  • This means their meaning is easier to guess for someone without any previous knowledge of the gesture or language being spoken; perfect for creating a new language from scratch.
    — Hannah Little, Scientific American, 20 Sep. 2026
  • Lane Kiffin’s new team at LSU couldn’t deny Trinidad Chambliss — the quarterback Kiffin helped transform into a star after recruiting him from a Division II program to Mississippi last year.
    — Brett Martel, Chicago Tribune, 20 Sep. 2026
Definition of new

Browse Nearby Words

unhealthy
unheard-of
unheated
See all Nearby Words

Cite this Entry

“Unheard-of.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unheard-of. Accessed 25 Sep. 2026.

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