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 band features an almost unheard-of 11 musicians, all among Ireland’s best in their musical specialties. — Dan Kelly august 30, Kansas City Star, 30 Aug. 2026 That is unheard-of with prolonged exposure, cognitive processing, and certainly SSRIs, the current standard-of-care options. — Anderson Cooper, CBS News, 16 Aug. 2026 To fix the problems at the factory, the company would team up with yet another unheard-of partner promising technological innovation. — Jesse Coburn, ProPublica, 12 Aug. 2026 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 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
  • Iran’s allies and proxies, including those in Iraq and Yemen, have also struck Saudi oil facilities and civilian infrastructure, putting unprecedented pressure on the kingdom.
    — Mostafa Salem, CNN Money, 26 Oct. 2026
  • Monday’s filing with the Securities and Exchange Commission showed that Anthropic, like other AI firms, is splashing out unprecedented amounts of cash on cloud services to run its AI models.
    — Steve Kopack, NBC news, 26 Oct. 2026
Definition of unprecedented
Adjective
  • Chef Williams Saurina adds his own touches, with novel spins on ceviche, zesty salsas flecked with pumpkin seeds, and aromatic Tikin Xic (sea bass with recado rojo, made from local achiote, wrapped in totomoxtle leaf).
    — Condé Nast, Condé Nast Traveler, 29 Oct. 2026
  • Making collaboration count That same logic is also driving interest in sourcing pools—by no means a novel concept but one that has been discussed more in the abstract than put into practice.
    — Jasmin Malik Chua, Footwear News, 28 Oct. 2026
Definition of novel
Adjective
  • Alexi’s script gets to the heart of the strange, necessary bonds between humans and animals.
    — Alex Ritman, Variety, 30 Oct. 2026
  • Something in the movement of his hands, too fast, too smooth, too precise, and something in the play of the light and shadow across his knuckles, reveals that something strange is at work.
    — Literary Hub, Literary Hub, 30 Oct. 2026
Definition of strange
Adjective
  • When a manageable investment can bring a decent return, producers can risk something unfamiliar, and audiences can afford to try it.
    — Adam Gopnik, New Yorker, 26 Oct. 2026
  • Shimizu notes that everyone carries a different idea of what cinema is, and that films made with a theater in mind are becoming unfamiliar to many.
    — Naman Ramachandran, Variety, 26 Oct. 2026
Definition of unfamiliar
Adjective
  • While Usher was off basking in the afterglow of Confessions, maturing into a divorcé in the mid-2000s, the R&B world was already priming itself for a new-school successor.
    — Clover Hope, Pitchfork, 25 Oct. 2026
  • Many voters thank him ​for pulling Serbia from economic obscurity and orchestrating a period of sustained modernisation including new highways, railways, schools and hospitals.
    — Reuters, NBC news, 25 Oct. 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 1 Nov. 2026.

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