mo·​raine | \ mə-ˈrān How to pronounce moraine (audio) \

Definition of moraine

: an accumulation of earth and stones carried and finally deposited by a glacier

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Other Words from moraine

morainal \ mə-​ˈrā-​nᵊl How to pronounce morainal (audio) \ adjective
morainic \ mə-​ˈrā-​nik How to pronounce morainic (audio) \ adjective

Examples of moraine in a Sentence

Recent Examples on the Web

To the north, the Tibet base camp is located below the terminal moraine of the Rongok Glacier. National Geographic, "Here's what it's like to live at Everest base camp," 16 May 2019 Interpretive signs detail the expanse where the ice once extended, leaving layers of forest, willow scrub, and loose moraine soil in its wake. National Geographic, "Want to scale glaciers on your next trip? Here’s some expert advice," 11 Mar. 2019 Forsberg returned to Norway for a race, while Jornet, Montaz-Rosset, and Sitaram set up on Everest’s north-side moraine. Nick Heil, Outside Online, "Are Kilian Jornet's Speed Records Too Good to Be True?," 12 July 2018 The prevalence of washboard terrain at lower elevations does tend to suggest the involvement of glaciers, but moraines are unlikely to account for the terrain. John Timmer, Ars Technica, "Enigmatic ridges on Pluto may be the remains of vanished nitrogen glaciers," 17 Nov. 2018 The easiest explanation for a series of ridges like this would be a moraine, debris left behind at the edge of a glacier's furthest extent. John Timmer, Ars Technica, "Enigmatic ridges on Pluto may be the remains of vanished nitrogen glaciers," 17 Nov. 2018 She and her husband run an organic beef, fruit and vegetable farm on the slopes of a glacial moraine in Minnesota. Emily Hopkins,, "Your produce is less healthy than it was 70 years ago. These farmers might change that," 4 July 2018 The terminal moraine, the mounds of rubble left behind, form much of their high ground…. Dino Grandoni, Washington Post, "The Energy 202: Scott Pruitt takes another significant policy step as controversies swirl," 8 June 2018 The largest deposits form what geologists call a terminal moraine. William J. Broad, New York Times, "How the Ice Age Shaped New York," 5 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'moraine.' 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 moraine

1783, in the meaning defined above

History and Etymology for moraine

French, from French dialect (Savoy) morêna

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Statistics for moraine

Last Updated

10 Jul 2019

Look-up Popularity

Time Traveler for moraine

The first known use of moraine was in 1783

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More Definitions for moraine


mo·​raine | \ mə-ˈrān How to pronounce moraine (audio) \

Kids Definition of moraine

: a pile of earth and stones left by a glacier

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More from Merriam-Webster on moraine

Rhyming Dictionary: Words that rhyme with moraine

Spanish Central: Translation of moraine

Nglish: Translation of moraine for Spanish Speakers Encyclopedia article about moraine

Comments on moraine

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


appealing forcibly to the mind or reason

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