land·​mass | \ ˈland-ˌmas \

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

The ongoing eruption of Hawaii's Kilauea Volcano and continued lava flows into the sea has created a tiny new landmass off the Big Island, officials revealed Friday. Travis Fedschun, Fox News, "Hawaii volcano eruption forms new lava 'island' just off coast," 16 July 2018 Underneath the surface of Earth is a molten-hot mantle upon which our landmasses (tectonic plates) float. Brian Resnick, Vox, "NASA is landing on Mars for the first time since 2012. You can watch!," 23 Nov. 2018 The former Loot Lake, which had turned into the home of the cube and its floating island, now has a new landmass made up of a series of smaller islands. Andrew Webster, The Verge, "Fortnite’s mysterious cube is gone, leaving behind a brand new location," 4 Nov. 2018 And there's a lot of state: By landmass, Minnesota is the 12th-largest state in the country, but ranks only 21st in population. Katherine Lagrave, Condé Nast Traveler, "Road Trip: 4 Days on Minnesota's North Shore," 19 July 2018 But anyone who may have wanted to visit the new landmass in its 'island' form is out of luck, as the agency revealed on Monday it's now connected back to the Big Island by a strip of lava. Travis Fedschun, Fox News, "Hawaii volcano eruption forms new lava 'island' just off coast," 16 July 2018 While occupying only 1% of China’s landmass—still twice the size of the San Francisco Bay Area—the Greater Bay Area produces 37% of the country’s total exports and 12% of GDP, according to an August 2018 report by HSBC. Natasha Khan, WSJ, "China’s New 34-Mile Bridge to Link Up 70 Million People in Planned Megalopolis," 22 Oct. 2018 Known as the most isolated landmass in the world, the Hawaiian Islands possess a history of species arriving here without their predators and eventually losing their immunities. Kim Steutermann Rogers, Smithsonian, "How the Tiniest of Parasites is Taking Down the Mightiest of Monk Seals," 9 July 2018 With 11 percent of the landmass covered in ice, rapidly ebbing glaciers are threatening to reshape Iceland’s landscape, and Haraldsson, 74, is part of a contingent of volunteer glacier monitors who are at the frontlines of tracking the retreat. The Atlantic, "The Icelandic Families Tracking Climate Change With Measuring Tape," 6 June 2018

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

18 Jan 2019

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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 \

Kids Definition of landmass

: a very large area of land a continental landmass

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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).


tremendous in size, volume, or degree

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