Synonyms of landmass

landmass

noun

ˈland-ˌmas 

as in continent

one of the great divisions of land on the globe or the main part of such a division

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

Synonyms & Similar Words

• continent
• mainland
• subcontinent
• main
• supercontinent

Antonyms & Near Antonyms

• island
• islet
• isle
• atoll
• peninsula
• key
• coral reef
• cape
• promontory
• headland
• barrier reef
• cay

Example Sentences

Recent Examples of landmass

During the Cretaceous, a shallow inland sea called the Western Interior Seaway split North America into two landmasses—and the giant reptile’s fossils have been found on both sides of it. —Sara Hashemi, Smithsonian Magazine, 24 Apr. 2025

The Bureau of Land Management oversees 245 million acres of land in the American West, or roughly one tenth of the country’s entire landmass. —Frederick Dreier, Outside Online, 21 Apr. 2025

The most profound invasion would occur in Everglades National Park, which stands to lose close to half of its landmass. —Bill Kearney, Sun Sentinel, 7 Apr. 2025

Cratons are the oldest and most stable blocks of the continent that have endured for billions of years, forming a base upon which landmasses rest. —New Atlas, 19 Apr. 2025