Ste ‧ ven ‧ son, Ad ‧ lai /ˈstiːv ə ns ə n, ˈædlaɪ/ BrE AmE
(1900–65) a US politician in the Democratic Party who competed in the elections for President in 1952 and 1956, but was beaten by ↑ Eisenhower both times. He helped to establish the ↑ UN (=United Nations) in 1946, and was the US ↑ delegate (=elected representative) to the UN from 1961 to 1965.