mountainous

adjective

moun·​tain·​ous ˈmau̇n-tə-nəs How to pronounce mountainous (audio)
ˈmau̇nt-nəs
1
: containing many mountains
2
: resembling a mountain : huge
mountainously adverb
mountainousness noun

Examples of mountainous in a Sentence

the seemingly mountainous obstacles he had to overcome while growing up
Recent Examples on the Web
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.
Easter Or Die followed ten celebs who were invited to a mountainous snowbound resort. Stewart Clarke, Deadline, 20 Mar. 2025 Lumina is the first science fiction entry to be shot in Morocco, particularly in the mountainous regions of Marrakech and Ouarzazate, providing it with a distinct cinematic appearance. Marc Berman, Forbes, 19 Mar. 2025 Overseas locations have ranged from the sand dunes of Dubai to Nazaré in Portugal to the mountainous Altai Republic nestled between Russia, Mongolia, and Kazakhstan. Basem Wasef, Robb Report, 18 Mar. 2025 Round 5, Pick 144: OT Hollin Pierce, Rutgers Josh McDaniels had success with mountainous offensive tackles like Nate Solder, Sebastian Vollmer and Trent Brown. Doug Kyed, Boston Herald, 18 Mar. 2025 See All Example Sentences for mountainous

Word History

Etymology

Middle English mounteynous, borrowed from Anglo-French muntaignus, from muntaigne, mountaigne mountain + -us -ous

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of mountainous was in the 14th century

Browse Nearby Words

Cite this Entry

“Mountainous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mountainous. Accessed 29 Mar. 2025.

Kids Definition

mountainous

adjective
moun·​tain·​ous ˈmau̇nt-ᵊn-əs How to pronounce mountainous (audio)
-nəs
1
: having many mountains
2
: resembling a mountain : huge

More from Merriam-Webster on mountainous

Last Updated: - Updated example sentences
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