landmass

noun

land·​mass ˈland-ˌmas 

: a large area of land

continental landmasses

Synonyms of landmass

• continent
• 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 range reflects the uncertainties around factors like how fast the ice melts off the landmass of Antarctica, which is sped up by the warming permafrost, said Obeysekera. — Denise Hruby, Miami Herald, 31 July 2026

The front line alone is roughly eight hundred miles long, to say nothing of the potential targets dotted across Russia’s enormous landmass. — Joshua Yaffa, New Yorker, 15 July 2026

The scale is whole EEZs, hundreds of thousands of square kilometres, often larger than the country's own landmass. — John Koetsier, Forbes.com, 30 June 2026

Perhaps a fairer way is to look at landmass, already a popular metric at the 2026 World Cup thanks to the appearance of several small debutants. — Thom Harris, New York Times, 16 June 2026

Word History

First Known Use

1856, in the meaning defined above

Rhymes for landmass

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

Kids Definition

landmass

noun

land·​mass -ˌmas 

: a large area of land