Tris ‧ tan da Cun ‧ ha /ˌtrɪst ə n də ˈkuːnə, -njə/ BrE AmE
a group of islands in the South Atlantic Ocean, between South Africa and South America. The people living there had to be taken away when a ↑ volcano erupted (↑ erupt ) in 1961, but they were able to return two years later.