IMPASSABLE Synonyms: 38 Similar and Opposite Words

impassable

adjective

(ˌ)im-ˈpa-sə-bəl

variants also impassible

Definition of impassable

as in dense

impossible to get through or into the road was impassable until snowplows cleared it

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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 impassable Roads can become impassable, evacuation orders can change and homes or outdoor enclosures can be damaged, leaving pets vulnerable to injury or escape. — Melanie Marshall, San Diego Union-Tribune, 21 Aug. 2026 Roads were impassable, and the child's home was surrounded by deep water. — Jen Guadarrama, IndyStar, 20 Aug. 2026 But challenges remain, including impassable roads, the presence of armed groups and the movement of people displaced by violence. — ABC News, 19 Aug. 2026 In a sport obsessed with scoring from the perimeter, her highlight reel, Williams’ claim to notoriety, lies almost entirely on her prowess as an elite defender, an impassable obstacle. — Joseph Dycus, Mercury News, 19 Aug. 2026 See All Example Sentences for impassable

Recent Examples of Synonyms for impassable

Adjective

Morton kosher salt is also very common in home kitchens, but has denser grains than Diamond Crystal.

— Chris Morocco, Bon Appetit Magazine, 26 Sep. 2026
This approach could eventually help make magnetic memory faster, denser, and more energy efficient.

— Rupendra Brahambhatt, Interesting Engineering, 26 Sep. 2026

Definition of dense

Adjective

None of the eight simulations were impervious to the threats, and even when agents detected a risk, the detection didn’t translate into the agents trying to contain the threat.

— Jake Angelo, semafor.com, 15 Sep. 2026
Many Russians may not regard Putin’s regime as solicitous of the public good, which could explain the withdrawal of capital from the country, but the regime is also accepted as a given, a distant presence impervious to outside influence.

— MICHAEL KIMMAGE, Foreign Affairs, 14 Sep. 2026

Definition of impervious

Adjective

Though Best Original Song can seem impenetrable, as the Music Branch that determines the shortlist and nominees for the category has its own insular politics, Swift has inched her way closer to a nomination with every song she’s written for a film.

— Marcus Jones, IndieWire, 26 Sep. 2026
Director Padraic McKinley’s debut feature stars Ethan Hawke as a battle-scarred veteran hired to smuggle a fortune in gold across 100 miles of impenetrable wilderness.

— Payton Turkeltaub, Variety, 19 Sep. 2026

Definition of impenetrable

Adjective

But as the AfD gains clout through regional elections, the debate within the CDU over exactly how impermeable that firewall should be is also intensifying.

— Anna Noryskiewicz, CBS News, 18 Sep. 2026
As communities grow, natural landscapes are frequently replaced by roads, parking lots, rooftops and other impermeable surfaces.

— Patty Templeton-Jones, Forbes.com, 18 Sep. 2026

Definition of impermeable

Adjective

Dropped catches from Steve Smith, Green and Travis Head ensured yesterday's brief rally in the field fizzled out and allowed Bangladesh to bat itself into an almost impregnable position.

— ABC News, ABC News, 14 Aug. 2026
The shell of a good- sized adult abalone is more or less impregnable to most of the kelp forest’s predators, too strong and too thick for penetration.

— Literary Hub, Literary Hub, 29 July 2026

Definition of impregnable

Adjective

If the ’90s were all about thick lifestyle shoes—think basketball- and hip-hop-influenced styles like the Air Force Ones or Air Jordans—today’s models are about hugging the foot.

— Bianca Kratky, Glamour, 29 Sep. 2026
Aritzia’s fall lineup is stacked with delicious jacket options, including this boxy, cropped jacket made of a thick, soft goat suede.

— Irene Richardson, InStyle, 29 Sep. 2026

Definition of thick

Browse Nearby Words

impart (to)

impassable

impasse

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“Impassable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impassable. Accessed 2 Oct. 2026.

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Synonyms of impassable

adjective

Example Sentences

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