(1893–1971), American statesman, Secretary of State 1949–53; full name Dean Gooderham Acheson. He was instrumental in the formation of NATO, and implemented the Marshall Plan and the Truman Doctrine.
Definition of Acheson, Dean in US English:
Acheson, Dean
proper nounˈaCHəsən
(1893–1971), US statesman; secretary of state 1949–53; full name Dean Gooderham Acheson. He urged international control of nuclear power, was instrumental in the formation of NATO, and implemented the Marshall Plan and the Truman Doctrine.