landmass

noun

land·​mass ˈland-ˌmas 

: a large area of land

continental landmasses

Synonyms

• continent
• main
• mainland

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 moa’s evolutionary journey began tens of millions of years ago, when its ancestors arrived in New Zealand, likely by flying or rafting over when the landmass was still closer to other southern continents. —Scott Travers, Forbes.com, 10 May 2025

The sprawling landmass holds most of the earth’s people, economic resources, and military potential. —Hal Brands, Foreign Affairs, 25 Feb. 2025

Seeing a hell ant preserved in limestone so far away from Burma indicates that these ants were widely distributed and likely crossed Cretaceous landmasses several times. —Laura Baisas, Popular Science, 24 Apr. 2025

Then, around 500 million years ago, tectonic forces started bringing fragments of other landmasses toward the future eastern North America. —Alexandra Witze, JSTOR Daily, 24 Apr. 2025

Word History

First Known Use

1856, in the meaning defined above

Rhymes for landmass

• alas
• amass
• bromegrass
• bypass
• chagas
• crabgrass
• crevasse
• eelgrass
• eyeglass
• groundmass
• harass
• impasse

Kids Definition

landmass

noun

land·​mass -ˌmas 

: a large area of land