unknowable

adjective

Definition of unknowablenext
as in ambiguous
not able to be known No matter how far science advances, some things about the world will always remain unknown and unknowable. If passed, this law will have unknowable consequences.

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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 unknowable That sense of powerlessness against an unknowable, unkillable foe. — Keith Langston, Space.com, 2 Sep. 2026 Treating the whole thing as unknowable can become an excuse not to plan. — Aleeza Gerstein, The Conversation, 28 Aug. 2026 The process gives leaders a way to put some structure around an unknowable future. — Dev Patnaik, Forbes.com, 18 Aug. 2026 Ariana Grande, the pop star and actor, is also a person, of flesh and blood, but unknowable beyond that bare fact from the vantage of a stranger, no matter the ubiquity of her image. — Lauren Michele Jackson, New Yorker, 8 Aug. 2026 See All Example Sentences for unknowable
Recent Examples of Synonyms for unknowable
  1. ambiguous
  2. mysterious
  3. enigmatic
  4. obscure
  5. uncertain
  6. murky
  7. unclear
Adjective
  • In fact, mathematicians already know that knots of two or more links have ambiguous polynomials.
    — Lyndie Chiou, Scientific American, 2 Oct. 2026
  • Because a decision appears to have been made in the Salvadoran case, then paused, without any public clarification, the situation is more ambiguous.
    — Jonathan Blitzer, New Yorker, 30 Sep. 2026
Definition of ambiguous
Adjective
  • Yeoh plays Olwen, a replicant Blade Runner nearing the end of her life, who partners with Schafer’s Cora, a mysterious new recruit.
    — Naman Ramachandran, Variety, 7 Oct. 2026
  • New research suggests the ‘world’s most mysterious manuscript,’ of unknown provenance, made in the Middle Ages (1404–38), is being read all wrong, reports The Guardian.
    — Devorah Lauter, ARTnews.com, 6 Oct. 2026
Definition of mysterious
Adjective
  • Disrupting their lives is an enigmatic woman named Cathy Ames, who Adam marries and who gives birth to Cal and Aron.
    — Senior Television, Los Angeles Times, 5 Oct. 2026
  • But of the leaders of those three mega-bands, perhaps the most mysterious remains Pete Townshend, The Who’s songwriter and enigmatic eminence, thrashing chords and smashing guitars while Roger Daltrey handled lead vocals.
    — Matthew Carey, Deadline, 3 Oct. 2026
Definition of enigmatic
Adjective
  • Other researchers were hunting the agents online and finding traces of them on obscure message boards.
    — Gerrit De Vynck, Washington Post, 2 Oct. 2026
  • Akhtar is at his best here because the sensations remain vivid even when their significance is obscure.
    — Zain Khalid, Vulture, 1 Oct. 2026
Definition of obscure
Adjective
  • Exactly how far south the aurora might appear remains uncertain and depends on how the incoming CMEs interact with Earth's magnetic field.
    — Daisy Dobrijevic, Space.com, 8 Oct. 2026
  • While companies often look to make supply-chain adjustments in the face of tariffs, that really hasn’t happened because the trade landscape is too uncertain to make long-term adjustments.
    — Sasha Rogelberg, Fortune, 7 Oct. 2026
Definition of uncertain
Adjective
  • As the camera focused on a star player making a touchdown or a slam dunk, the faces of the fans behind them would coalesce into a colorful, murky abstraction.
    — Ryan Sullivan, Artforum, 1 Oct. 2026
  • Authorities continue to unpack the details around the harrowing incident, many of which remain murky.
    — Mitchell McCluskey, CNN Money, 1 Oct. 2026
Definition of murky
Adjective
  • Rappers Lucki and Playboi Carti were seen in videos posted to social media, though the cause of the fight and its participants remain unclear.
    — Bethy Squires, Vulture, 5 Oct. 2026
  • The prognosis for a Tennessee woman who survived two doses of lethal injection is still unclear, according to her lawyer, who said doctors are still trying to clear the lethal drug administered during her execution attempt.
    — Claire Carter, The Washington Examiner, 4 Oct. 2026
Definition of unclear

Browse Nearby Words

unknowability
unknowable
unknowing
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Cite this Entry

“Unknowable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unknowable. Accessed 9 Oct. 2026.

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