Definition of landmass
- continental landmasses
the islands of Ireland and Great Britain were once part of the Eurasian landmass
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.
: a very large area of land (such as a continent)
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of yeast or being unsettled or frivolous
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