say it: yuu-RAY-zhuh
eurasia is a noun meaning "the land mass formed by the continents of Europe and Asia". It carries one recorded sense.
the land mass formed by the continents of Europe and Asia
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for eurasia come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.