Official nameJamhuri ya Muungano wa Tanzania (United Republic of Tanzania)CapitalDodomaPopulation estimate (2015)53·47 millionInternet domain extension.tzCurrencyThe unit of currency is the Tanzanian shilling (TZS), which consists of 100 cents.TerritoryTanzania is bounded in the north-east by Kenya, north by Lake Victoria and Uganda, north-west by Rwanda and Burundi, west by Lake Tanganyika, south-west by Zambia and Malaŵi, and south by Mozambique.LanguagesThe official languages are Swahili (spoken as a mother tongue by only 8·8% of the population, but used as a lingua franca by 91%) and English.Source: The Statesman's Yearbook 2018. Palgrave Macmillan, London Synonyms and related words