Word Study
landmass
CIDE DICTIONARY
landmass, n.
a large continuous extent of land; as, the Eurasian landmass. [WordNet 1.5]
THESAURUS
landmass
Africa, America, Antarctica, Antipodes, Asia, Asia Major, Asia Minor, Australasia, Australia, East, Eastern Hemisphere, Eurasia, Eurasian landmass, Europe, Far East, Levant, Middle East, Near East, New World, North America, Occident, Oceania, Old World, Orient, South America, West, Western Hemisphere, continent, down under, eastland, main, mainland, peninsula, subcontinent, the old countryFor further exploring for "landmass" in Webster Dictionary Online