Liv ‧ ing ‧ stone, Dr David /ˈlɪvɪŋstən, -stəʊn/ BrE AmE
(1813–73) a Scottish ↑ missionary (=someone who goes to a foreign country to teach people about Christianity) and ↑ explorer of Africa. He was the first European to see the ↑ Zambezi River and the ↑ Victoria Falls . A ↑ journalist called Henry Morton ↑ Stanley , who did not know Livingstone, went to look for him. When they met he said, ‘Dr Livingstone, I presume’. People sometimes say this as a joke when they meet someone.