UNKNOWABLE Synonyms: 126 Similar and Opposite Words

unknowable

adjective

Definition of unknowable

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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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 Whether Alphabet exists in 2126 is unknowable and, for a bondholder, almost beside the point. — Dara-Abasi Ita, Forbes.com, 18 June 2026 Widow’s Bay has an admirable relationship with its own lore, veering away from the pure mystery-box approach of treating its secrets as sacred and unknowable. — Kathryn Vanarendonk, Vulture, 17 June 2026 The answer isn’t unknowable, but the people with the most power to shape it have spent the better part of a decade arguing about whether the question is fair. — Nick Lichtenberg, Fortune, 14 June 2026 In so many of his films, Spielberg tries to control and redefine something that is, on some level, unknowable and petrifying. — Abid Rahman, HollywoodReporter, 10 June 2026 See All Example Sentences for unknowable

Recent Examples of Synonyms for unknowable

Adjective

As for the ambiguous finale, Hall and Bravo have similar, but slightly different views on it.

— Reshma Gopaldas, IndieWire, 9 July 2026
Much of what couples experience as conflict is, on closer inspection, a disagreement about which interpretation of an ambiguous event is the correct one, and that disagreement is rarely settled by appeals to trust.

— Mark Travers, Forbes.com, 8 July 2026

Definition of ambiguous

Adjective

The admittedly shy Belgian-Italian fashion designer Anthony Vaccarello entered the house of Saint Laurent as an enigmatic underdog.

— José Criales-Unzueta, Vanity Fair, 6 July 2026
Many aspects of the physics underlying GRBs remain enigmatic—but Rubin’s potential for discovering entirely new types of transients could soon offer astronomers a wealth of additional cosmic mysteries to solve.

— Clara Moskowitz, Scientific American, 1 July 2026

Definition of enigmatic

Adjective

Intentionally vague and obscure, the Daodejing would go on to inspire various interpretations ranging from philosophical reflections to how to realize the Dao in everyday practice.

— Michael Naparstek, The Conversation, 6 July 2026
The end of legal slavery in New York should not be an obscure historical fact.

— Tunisia Morrison, New York Daily News, 5 July 2026

Definition of obscure

Adjective

Supporters suggest these approaches could offer alternative financing structures, while critics note that long-term performance and adoption remain uncertain.

— Jason Phillips, USA Today, 10 July 2026
The more proactive, in contrast, would try to steer government R&D toward promising but uncertain conservation experiments.

— Taylor Dotson, Scientific American, 10 July 2026

Definition of uncertain

Adjective

With Jagger’s vocals often buried deep in the muddy and murky mix, the album initially sounds like a druggy demo.

— Marc Ballon, Los Angeles Times, 10 July 2026
Additional flights of the Zhuque-3 and Long March 12A are likely to come soon, although the scheduling is murky because of China’s tendency to stay tight-lipped about the specifics of its future plans.

— Lee Billings, Scientific American, 10 July 2026

Definition of murky

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unknowability

unknowable

unknowing

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“Unknowable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unknowable. Accessed 12 Jul. 2026.

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Synonyms of unknowable

adjective

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