From Longman Dictionary of Contemporary EnglishTunisiaTu‧nis‧i‧a /tjuːˈnɪziə $ tuːˈniːʒə/a country in northwest Africa, between Libya and Algeria. Population: 10,835,873 (2014). Capital: Tunis. The south of the country forms part of the Sahara desert. —Tunisian noun, adjective