mountain
noun
moun·tain
ˈmau̇n-tᵊn 
often attributive
1
a
: a landmass that projects conspicuously above its surroundings and is higher than a hill
The sun set behind the mountains.
b
: an elongated ridge
2
a
: a great mass
a mountain of a man—
E. K. Brown
E. K. Brown
b
: a vast number or quantity
a mountain of mail
a mountain of debt
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.
Recent Examples on the Web
Funiculars are often found in hilly cities, mountain resorts, or tourist areas where traditional trains or buses would struggle with steep gradients.
—Hannah Parry, MSNBC Newsweek, 4 Sep. 2025
That’s what happened to 64-year-old retired nurse Donna Niebauer when, over the course of one terrifying night, Hurricane Helene ravaged her peaceful mountain community of Burnsville, North Carolina and cut off power for more than two months.
—Jennifer Jolly, USA Today, 4 Sep. 2025
In July 2024, Kinley Ragan braved summer temperatures as she and a volunteer hiked through mountains in southern Arizona, checking on field cameras installed earlier in the year.
—John Leos, AZCentral.com, 3 Sep. 2025
Valdostan cuisine is hearty and rooted in the landscape—think wild game, rich polenta, mountain herbs, and plenty of Fontina DOP, the region’s beloved cheese with Protected Designation of Origin status.
—Erica Firpo, Forbes.com, 3 Sep. 2025
See All Example Sentences for mountain
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Hannah Parry, MSNBC Newsweek, 4 Sep. 2025
That’s what happened to 64-year-old retired nurse Donna Niebauer when, over the course of one terrifying night, Hurricane Helene ravaged her peaceful mountain community of Burnsville, North Carolina and cut off power for more than two months.
—Jennifer Jolly, USA Today, 4 Sep. 2025
In July 2024, Kinley Ragan braved summer temperatures as she and a volunteer hiked through mountains in southern Arizona, checking on field cameras installed earlier in the year.
—John Leos, AZCentral.com, 3 Sep. 2025
Valdostan cuisine is hearty and rooted in the landscape—think wild game, rich polenta, mountain herbs, and plenty of Fontina DOP, the region’s beloved cheese with Protected Designation of Origin status.
—Erica Firpo, Forbes.com, 3 Sep. 2025
See All Example Sentences for mountain
Cite this Entry
“Mountain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mountain. Accessed 11 Sep. 2025.
Copy CitationKids Definition
mountain
noun
moun·tain
ˈmau̇nt-ᵊn
1
: an elevation higher than a hill
2
: a great mass or huge number
a mountain of mail
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