as in vast
unusually large
the seemingly mountainous obstacles he had to overcome while growing up
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Example Sentences
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Recent Examples of mountainous
Winter brings peak ski season at Bachelor and the more mountainous crowds.
—
Sierra Vandervort,
Travel + Leisure,
20 June 2026
Rescue teams with search dogs had been dispatched to the mountainous area in Haixi prefecture on the Tibetan plateau.
—
ABC News,
16 June 2026
Sleeping on an air mattress was as foreign to her as setting her eyes on a mountainous horizon.
—
Brad Ryan,
PEOPLE,
13 June 2026
Stereotype Stereotypically, hillbilly describes an impoverished white person living in a rural or mountainous area with little connection to urban areas or other parts of the country.
—
Jordana Rosenfeld,
Encyclopedia Britannica,
12 June 2026
See All Example Sentences for mountainous
Sierra Vandervort,
Travel + Leisure,
20 June 2026
Rescue teams with search dogs had been dispatched to the mountainous area in Haixi prefecture on the Tibetan plateau.
—
ABC News,
16 June 2026
Sleeping on an air mattress was as foreign to her as setting her eyes on a mountainous horizon.
—
Brad Ryan,
PEOPLE,
13 June 2026
Stereotype Stereotypically, hillbilly describes an impoverished white person living in a rural or mountainous area with little connection to urban areas or other parts of the country.
—
Jordana Rosenfeld,
Encyclopedia Britannica,
12 June 2026
See All Example Sentences for mountainous
Recent Examples of Synonyms for mountainous
Adjective
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Competitive eaters expand their stomach capacity to hold vast amounts of food.
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In a vast contrast to 1776, chronic diseases now account for most American deaths, because people generally live long enough to develop them.
Adjective
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Authors think humans might just be able to leverage a few tools at our disposal to change the course of huge weather events.
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Technology companies are spending big to incorporate artificial intelligence into their businesses and to build huge data centers.
Adjective
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But a loss, coming after such an absurd, farcical process, and removing the possibility of a gigantic matchup against Spain or Portugal in the quarterfinals in Los Angeles, would be unforgivable.
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The gigantic star cluster inside the nebula NGC 3603 (about 20,000 light-years away) shines in a second image.
Adjective
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Hagan Community Park in Rancho Cordova transformed from a serene hangout spot into an enormous fun-fest fit for a nation’s 250th birthday on Friday.
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Over time, these little communication shifts can create enormous changes in your home.
Adjective
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What’s behind those giant flags in World Cup pregame ceremonies?
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And this couple rolled up in this giant fifth wheel with a big old pickup.
Adjective
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Atlanta Braves at Truist Park A massive Braves block party will take place in Truist Park on Saturday, with flyovers, baseball, fireworks and more.
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Artist Stan Herd created a massive quarter-acre Algerian flag earthwork near the Lied Center on west campus.
Adjective
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After soaring to tremendous heights and leading the market for years, AI stocks have been under pressure recently because of worries their profits can’t possibly keep pace with the tremendous rallies for their stock prices.
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Seismic events release tremendous amounts of seismic energy.
Adjective
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The name Chelydra serpentina evokes colossal reptiles stomping through ancient forests.
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His public funeral will begin on Saturday, with his body lying in state at the colossal complex in central Tehran that hosts major Friday prayers, official ceremonies and religious gatherings.
Cite this Entry
“Mountainous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mountainous. Accessed 5 Jul. 2026.
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