as in vast
unusually large
the seemingly mountainous obstacles he had to overcome while growing up
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Recent Examples of mountainous
Nearly 16 inches of rain could fall through the end of the week in some portions of Guerrero’s mountainous terrain, according to the NHC.
—
Mary Gilbert, CNN Money, 19 June 2025
The rugged, mountainous area is roughly 15 miles southwest of the city of Leavenworth, a Bavarian-style village popular among tourists and hikers.
—Natalie Neysa Alund, USA Today, 13 June 2025
The alpine chough, a member of the crow family, lives in mountainous regions across Europe, North Africa and Asia.
—Scott Travers, Forbes.com, 14 June 2025
Native to northern Vietnam, especially in humid, mountainous forests and limestone karst landscapes, the barking frog often hides in tree holes or rocky crevices near water.
—Alice Gibbs, MSNBC Newsweek, 11 June 2025
See All Example Sentences for mountainous
Mary Gilbert, CNN Money, 19 June 2025
The rugged, mountainous area is roughly 15 miles southwest of the city of Leavenworth, a Bavarian-style village popular among tourists and hikers.
—Natalie Neysa Alund, USA Today, 13 June 2025
The alpine chough, a member of the crow family, lives in mountainous regions across Europe, North Africa and Asia.
—Scott Travers, Forbes.com, 14 June 2025
Native to northern Vietnam, especially in humid, mountainous forests and limestone karst landscapes, the barking frog often hides in tree holes or rocky crevices near water.
—Alice Gibbs, MSNBC Newsweek, 11 June 2025
See All Example Sentences for mountainous
Recent Examples of Synonyms for mountainous
Adjective
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The vast majority of fans in attendance were sporting orange and black.—
Sacbee.com,
Sacbee.com,
5 July 2025
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And the company behind the bet was Google, which had acquired legacy phone maker Motorola Mobility and was leveraging its modern tech prowess and vast resources to make the Moto X smartphone a success.—
Verne Kopytoff,
Fortune,
5 July 2025
Adjective
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These benefits from huge Green Pine-series radars for early warning and to help cue fire control sensors towards incoming threats.—
Sebastien Roblin,
Forbes.com,
1 July 2025
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But this scraping has sparked a huge backlash from publishers, artists and writers, who complain that it has been done without any consent or compensation.—
Billy Perrigo,
Time,
1 July 2025
Adjective
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On June 30, Netflix premiered its documentary Shark Whisperer, which follows Ocean Ramsey in her unique (and controversial — and viral) approach to marine conservation: swimming freely with gigantic sharks for hours on end.—
Tony Maglio,
HollywoodReporter,
4 July 2025
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Israel doesn’t have any heavy bombers, stealthy or otherwise, capable of carrying such gigantic bombs.—
Paul Iddon,
Forbes.com,
4 July 2025
Adjective
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As Russia has demonstrated in its war in Ukraine, the country that controls global navigation systems and can disarm the satellites of its adversaries will have enormous military advantages.—
Michael Albertus,
Foreign Affairs,
24 June 2025
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Last week’s Senate Finance Committee draft bill acknowledges this reality and, in contrast to the House version, offers a pragmatic approach to phasing out the clean energy credits, recognizing that businesses signed contracts and made enormous capital decisions based on current law.—
John Ketchum,
Fortune,
24 June 2025
Adjective
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Once upon a time, the movie tells us, people flocked to see these giant creatures resurrected from old DNA.—
David Fear,
Rolling Stone,
30 June 2025
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The French American artist, who died in 2010, is best known for her giant sculptures of spiders, including a 20-foot-high bronze creation that sold for $32.8 million in 2023, setting a record-high price for a work by a female artist.—
Julia Teti,
Footwear News,
30 June 2025
Adjective
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Salesforce makes its own platform sticker, and your SaaS tool gets access to the massive Salesforce ecosystem.—
Bihag Karnani,
Forbes.com,
1 July 2025
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Villagran Trump warns Republicans against cutting too deep As bleary senators worked through the massive GOP bill, Trump warned Republicans against going overboard on unpopular cuts.—
Bart Jansen,
USA Today,
1 July 2025
Adjective
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Kling, who grew up in Kansas and turns 68 in October, has overseen a period of tremendous growth for the city.—
Nick Rosenberger,
Idaho Statesman,
30 June 2025
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While there has been a tremendous amount of misinformation—and in some cases, outright lies—about my bill, many people brought forward sincere concerns.—
Jasmine Laws,
MSNBC Newsweek,
30 June 2025
Adjective
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While their native range spans from northern Australia to the Tamil Nadu coast, the Sundarbans play host to a particularly large population, providing plenty of opportunities to spot these colossal reptiles in the flesh.—
Jared Ranahan,
Forbes.com,
28 June 2025
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That colossal production, which involved the construction of villages in which to film and the onscreen involvement of the host country’s armed forces, began as a lark and turned into an albatross.—
Jillian Steinhauer,
New Yorker,
27 June 2025
Cite this Entry
“Mountainous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mountainous. Accessed 8 Jul. 2025.
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