Official nameRepública Oriental del Uruguay (Oriental Republic of Uruguay)CapitalMontevideoPopulation estimate (2015)3·43 millionInternet domain extension.uyCurrencyThe unit of currency is the Uruguayan peso (UYU), which consists of 100 centésimos.TerritoryUruguay is bounded on the north-east by Brazil, on the south-east by the Atlantic, on the south by the Río de la Plata and on the west by Argentina.LanguageThe official language is Spanish.Source: The Statesman's Yearbook 2018. Palgrave Macmillan, London Synonyms and related words