land·​mass | \ ˈland-ˌmas How to pronounce landmass (audio) \

Definition of landmass

: a large area of land continental landmasses

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Synonyms for landmass


continent, main, mainland

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Examples of landmass in a Sentence

the islands of Ireland and Great Britain were once part of the Eurasian landmass

Recent Examples on the Web

Forbes was born in Acklins Island, one of the southern-most islands in the scattered chain of landmasses that constitute the Bahamas. Brooke Baitinger,, "In Grand Bahama, a man finally comes home — to nothing," 7 Sep. 2019 The same water will hit some different landmass of the city and cause immense damage. Nikhil S Dixit, Quartz India, "Mumbai’s small fishing community is relieved after a $2 billion road is stalled," 14 Aug. 2019 Along the Canadian Pacific coast, the sheer weight of the ice sheets pressed landmasses down during glacial maxima. Gemma Tarlach, Discover Magazine, "Rising Seas Swallowed Countless Archaeological Sites. Scientists Want Them Back," 20 May 2019 Deamer thinks that volcanic landmasses similar to those in Iceland today would have made a hospitable birthplace for his proto-cells. Quanta Magazine, "In Warm, Greasy Puddles, the Spark of Life?," 17 Mar. 2016 Post-Mungo, the most conservative starting date is that our species left Africa to cross the Asian landmass 70,000 years ago, and reached Australia 47,000 years ago. David Maurice Smith, Smithsonian, "A 42,000-Year-Old Man Finally Goes Home," 23 Aug. 2019 In the early 18th century, Peter the Great—who created Russia’s first Navy—wanted to know how far the Asian landmass extended to the east. William L. Iggiagruk Hensley, Quartz, "Long before Trump’s Greenland offer, the US bought a chunk of the Arctic for a bargain," 19 Aug. 2019 The Allies, who were in control of all the major landmasses that lined the ocean, had the upper hand. Hannah Fry, The New Yorker, "Why Weather Forecasting Keeps Getting Better," 24 June 2019 After spreading to southeast Asia, early humans are thought to have migrated to Australia, which shared a landmass with New Guinea at the time, then to Europe, then to the Americas. Erin Blakemore, National Geographic, "Human migration sparked by wars, disasters, and now climate," 12 June 2019

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

1856, in the meaning defined above

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Statistics for landmass

Last Updated

13 Sep 2019

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Time Traveler for landmass

The first known use of landmass was in 1856

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More Definitions for landmass



English Language Learners Definition of landmass

: a very large area of land (such as a continent)


land·​mass | \ ˈland-ˌmas How to pronounce landmass (audio) \

Kids Definition of landmass

: a very large area of land a continental landmass

More from Merriam-Webster on landmass

Rhyming Dictionary: Words that rhyme with landmass

Thesaurus: All synonyms and antonyms for landmass

Nglish: Translation of landmass for Spanish Speakers

Comments on landmass

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


readily or continually undergoing change

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