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


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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 1953, never having climbed a mountain before, James Morris joined the expedition of Sir Edmund Hillary and Tenzing Norgay and came within 7,000 feet of the summit of Mount Everest, the world’s highest peak. Washington Post, "Jan Morris, artful travel writer who broke many boundaries, dies at 94," 20 Nov. 2020 That mountain of corpses is due not only to Trump's unprecedented level of incompetence, but his damage to the government. Ryan Cooper, TheWeek, "Trump is wrecking the government on his way out," 19 Nov. 2020 Pollard, an amateur mountaineer, compared the task to the work involved in climbing a mountain. Arkansas Online, "Oxford scientists expect covid-19 vaccine data by Christmas," 19 Nov. 2020 Maybe this is the year to start a new holiday tradition, like your own family Turkey Trot or hiking up and down a nearby mountain. Adrienne So, Wired, "Our 15 Favorite Pre-Black Friday Deals on Outdoors Gear," 18 Nov. 2020 Recycling diverts tens of millions of tons of waste from landfills each year, saving almost 200 million metric tons of greenhouse gas emissions and providing a second life to a mountain of cardboard, plastic and aluminum goods. London Gibson, The Indianapolis Star, "It's America Recycles Day: Here's where to take your hard-to-recycle items," 15 Nov. 2020 The opening, initially scheduled for 2010, finally arrived early this month after the project surmounted a mountain of red tape and legal challenges. Niki Kitsantonis, New York Times, "It Took a Century to Open a Mosque in Athens. Then Came the Pandemic.," 14 Nov. 2020 In a research laboratory deep beneath a mountain in Italy, scientists have made a new measurement of a nuclear reaction that immediately followed the Big Bang. Caroline Delbert, Popular Mechanics, "Scientists Recreated the Nuclear Reaction That Happened Right After the Big Bang," 13 Nov. 2020 But for too many, earning a credential or degree after high school comes with a mountain of debt or is out of reach altogether. Alison Medley, Chron, "Student debt forgiveness could be a reality under a Biden administration," 12 Nov. 2020

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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Time Traveler for mountain

Time Traveler

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

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Statistics for mountain

Last Updated

26 Nov 2020

Cite this Entry

“Mountain.” Dictionary, Merriam-Webster, Accessed 26 Nov. 2020.

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How to pronounce mountain (audio)

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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