Official nameČeská Republika (Czech Republic), CzechiaCapitalPraguePopulation estimate (2015)10·54 millionInternet domain extension.czCurrencyThe unit of currency is the koruna (CZK) or crown, which consists of 100 haler.TerritoryThe Czech Republic is bounded in the west by Germany, north by Poland, east by Slovakia and south by Austria.LanguageThe official language is Czech.Source: The Statesman's Yearbook 2018. Palgrave Macmillan, London Synonyms and related words