Official nameRepública Portuguesa (Republic of Portugal)CapitalLisbonPopulation estimate (2015)10·35 millionInternet domain extension.ptCurrencyThe euro (EUR), which consists of 100 cents, has been in circulation since 1 January 2002.TerritoryPortugal is bounded in the north and east by Spain and south and west by the Atlantic Ocean.LanguageThe official language is Portuguese.Source: The Statesman's Yearbook 2018. Palgrave Macmillan, London Synonyms and related words