UNDEFINABLE Synonyms: 74 Similar and Opposite Words

undefinable

adjective

Definition of undefinable

as in undefined

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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 undefinable Sports cars are famously undefinable, encompassing a broad array of roadsters, four-door cars, coupes, grand tourers, supercars, and even some straight-up race cars. — Robert Ross, Robb Report, 28 Oct. 2025 Making a case for the undefinable quality of camp, Doonan asks what do Grace Jones, Benjamin Disraeli, Salvador Dalí, K-pop and a giant art nouveau vase covered in fairies and stuffed with peacock feathers have in common. — Rosemary Feitelberg, Footwear News, 23 July 2025 The streets are dotted with workers in hazmat suits doing undefinable tasks and the stores are rundown. — Esther Zuckerman, IndieWire, 11 Mar. 2025 England’s precise positions down that side were slightly undefinable, which means the formation question is slightly redundant. — Michael Cox, The Athletic, 7 July 2024 See All Example Sentences for undefinable

Recent Examples of Synonyms for undefinable

Adjective

Thanks to a particularly blurry playoff picture, many of the buyers and sellers remain undefined.

— Patrick Mooney, New York Times, 16 July 2026
The message of the Corcoran cancellation was that crossing some undefined line of decency gave the government license to come after you.

— Louis Menand, New Yorker, 13 July 2026

Definition of undefined

Adjective

In the case of tomatoes, this is true with indeterminate varieties, and less so with determinate varieties that won’t continue growing and producing after harvesting.

— Amy Brightfield, Better Homes & Gardens, 20 July 2026
For Mary Kay, the latter of these rationales seems to have been clothed in the guise of the former, though the precise catalyst for establishing her own outfit remains indeterminate.

— Lauren Michele Jackson, New Yorker, 15 July 2026

Definition of indeterminate

Adjective

There, a holiday somewhere hot and indistinct, the only clear memory compressed into the feeling of rough grains of sand studding her feet.

— Literary Hub, Literary Hub, 13 July 2026
On the other hand, a large yard filled solely with small plants can look indistinct unless a few larger plants are added as anchors.

— Luke Miller, Better Homes & Gardens, 29 June 2026

Definition of indistinct

Adjective

From premium pet food to medical care Whether GLP-1 drugs eventually become commonplace in veterinary medicine remains uncertain.

— Elsa Ohlen,Carolin Roth, CNBC, 18 July 2026
The young Brits' last year in secondary school finds Charlie starting a pride club, Nick worrying about an uncertain future, and both considering the impact of long-distance love.

— Brian Truitt, USA Today, 17 July 2026

Definition of uncertain

Adjective

An undetermined classification means investigators could not conclusively prove a cause or narrow it down to one potential cause.

— Amethyst Martinez, USA Today, 17 July 2026
An autopsy left the cause of death as undetermined, though there were no obvious signs of trauma on the bones discovered.

— Jon Blistein, Rolling Stone, 29 June 2026

Definition of undetermined

Adjective

The machines got better at the performance of attention, and for a person starved of attention, that performance is indistinguishable from love.

— Jason Snyder, Forbes.com, 17 July 2026
Visually, the Touring is mostly indistinguishable from the more expensive Grand Touring, which is fortunate because its design is one of the vehicle’s strongest assets.

— ArsTechnica, ArsTechnica, 17 July 2026

Definition of indistinguishable

Adjective

They were shocked by their inexplicable sloppiness, by a flop that not a single one of them could answer for.

— Henry Bushnell, New York Times, 7 July 2026
And those benefits, the story goes, are endangered by an inexplicable quirk in the law that applies Social Security payroll taxes to only the first $184,500 in annual wages (a figure that rises annually with wage inflation).

— Jessica Riedl, The Atlantic, 6 July 2026

Definition of inexplicable

Browse Nearby Words

undefiled

undefinable

undefined

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“Undefinable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undefinable. Accessed 24 Jul. 2026.

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Synonyms of undefinable

adjective

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