noun, often attributive
moun·​tain | \ ˈmau̇n-tᵊn How to pronounce mountain (audio) \

Definition of mountain

1a : a landmass that projects conspicuously above its surroundings and is higher than a hill The sun set behind the mountains.
b : an elongated ridge
2a : a great mass a mountain of a man— E. K. Brown
b : a vast number or quantity a mountain of mail a mountain of debt

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Synonyms for mountain


alp, hump, mount, peak

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Examples of mountain in a Sentence

She watched the sun set behind the mountains. a cabin in the mountains They both like mountain climbing. We've received a mountain of mail.
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Recent Examples on the Web

In the area where the giant polynya opened up, there is an underwater mountain that, when met with strong storms, causes a swirl of sea water, churning saltier water from deeper parts of the ocean up to the top. Aj Willingham, CNN, "Seals with antennas on their heads helped scientists solve an Antarctic mystery," 11 June 2019 There’s a WiFi network on the Nepal side of the mountain, and climbers have had cell service on the summit. Michael Kodas, The Denver Post, "Guest Commentary: Mount Everest is packed. Whose fault is that?," 7 June 2019 But in terms of the enhanced sense of self, this may be a helicopter ride to the top of the mountain, while those on the meditation path are hiking up. The Economist, "Magic mushrooms, illegal in most places, may have therapeutic uses," 7 June 2019 Bernstein: There is a mountain of evidence suggesting a Trump-Russia thing. Andrea Bernstein, ProPublica, "“Trump, Inc.” and Former FBI Deputy Chief Andrew McCabe Compare Notes," 29 May 2019 While there is a mountain of info to learn about the various oil choices, the first step is honestly quite simple: Look in the manual. Paul Weissler, Popular Mechanics, "How to Pick the Right Motor Oil for Your Car," 14 Feb. 2019 There are mountains of trash, animals marauding and people piled on each other. James Freeman, WSJ, "America Works," 14 Sep. 2018 Aside from all the technical engineering detail surrounding the best ways to generate and deliver electricity, and there are mountains of it, the main cause of outages in much of Michigan and the Midwest is simply put. Bill Laitner, Detroit Free Press, "History of power outages riles metro Detroiters, DTE promises fixes," 28 June 2018 Sydney was one of over 2,000 people who made the trek to the foot of the Sierra Nevada mountains on April 27 for the 50th anniversary of the annual pilgrimage to Manzanar. Taylor Weik, Teen Vogue, "Japanese-American Teens are Confronting History by Visiting World War II Former Incarceration Camps," 8 May 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mountain.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of mountain

13th century, in the meaning defined at sense 1a

History and Etymology for mountain

Middle English, from Anglo-French muntaine, from Vulgar Latin *montanea, from feminine of *montaneus of a mountain, alteration of Latin montanus, from mont-, mons

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Statistics for mountain

Last Updated

14 Jun 2019

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Time Traveler for mountain

The first known use of mountain was in the 13th century

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More Definitions for mountain



English Language Learners Definition of mountain

: an area of land that rises very high above the land around it and that is higher than a hill
: a very large amount of something


moun·​tain | \ ˈmau̇n-tᵊn How to pronounce mountain (audio) \

Kids Definition of mountain

1 : a raised area of land higher than a hill
2 : a great mass or huge number a mountain of mail

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Comments on mountain

What made you want to look up mountain? Please tell us where you read or heard it (including the quote, if possible).


showing courage and determination

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