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 The floating schools were a response to a longstanding local problem of seasonal floods and impassable, muddy roads that kept children from reaching conventional schools. — Ali Asif Shawon, NPR, 5 Sep. 2026 Many trees will fall, roads may become impassable and power and water could be unavailable for days or weeks. — Janet Loehrke, USA Today, 1 Sep. 2026 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 See All Example Sentences for impassable

Recent Examples of Synonyms for impassable

Adjective

This is a dense picture—there’s almost too much to unpack, if you can be bothered to care about any of it.

— Stephanie Zacharek, Time, 16 Oct. 2026
Supplemental screening will move into the mainstream for women with dense breasts.

— Samantha Agate, Miami Herald, 16 Oct. 2026

Definition of dense

Adjective

With six couples, having two separate houses gave us space to spread out while keeping everyone close enough to gather for dinner, drinks, and games.

— Jessica Chapel, Condé Nast Traveler, 17 Oct. 2026
These regions could warrant closer investigation, but the assessment does not establish that any is suitable for a future greenhouse.

— Rupendra Brahambhatt, Interesting Engineering, 17 Oct. 2026

Definition of close

Adjective

Over the summer, the Commanders’ coach, Dan Quinn, dreaming up ways to make his staff more impervious to pressure, enlisted the help of the intelligence establishment of the United States.

— Vinson Cunningham, New Yorker, 9 Oct. 2026
Josh Allen is elite, but the Bills aren’t impervious to problems — check out the Chargers game.

— Los Angeles Times, Los Angeles Times, 8 Oct. 2026

Definition of impervious

Adjective

But the Broncos aren’t just about putting the ball in the back of the net — their defense has allowed just six goals all season and is led by near-impenetrable sophomore goalkeeper Ava de Leest.

— Shaun Goodwin, Idaho Statesman, 17 Oct. 2026
Even top experts have found OpenAI’s proof of blowup to be completely impenetrable.

— Joseph Howlett, Scientific American, 13 Oct. 2026

Definition of impenetrable

Adjective

Charlotte has been blessed to grow at a fast rate, but our expansion has removed green spaces with impermeable pavement and buildings.

— Charlotte Observer, Charlotte Observer, 6 Oct. 2026
Sign up for the newsletter When the rain does fall, Kabul’s hard, impermeable surfaces mean the water doesn’t replenish aquifers, but instead sweeps through the city as flash floods, destroying homes, killing people and rolling away.

— Laura Paddison, CNN Money, 6 Oct. 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 sauce is thick, stir in water, a spoonful at a time, to loosen.

— Shilpa Uskokovic, Bon Appetit Magazine, 13 Oct. 2026
Kitty-corner from the park is 16th Street Baptist Church, the city's first Black congregation, housed in a thick tan brick building of Romanesque-Byzantine design, which became a center for civil rights meetings.

— Leslie Pariseau, Condé Nast Traveler, 12 Oct. 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 20 Oct. 2026.

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Synonyms of impassable

adjective

Example Sentences

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