تعريف william symington في الإنجليزية الإنجليزية القاموس.
born October 1763, Leadhills, Lanarkshire, Scot. died March 22, 1831, London, Eng. British engineer. Educated for the ministry, he became a mechanic instead. He created a working model of a steam-driven road carriage in 1786 and first used steam for marine purposes the following year. In 1801-02 he developed a successful steam-driven paddle wheel and used it to propel one of the first practical steamboats, the Charlotte Dundas. Though his engine was used successfully on the Forth and Clyde Canal in 1802, cautious managers caused the project to be abandoned in 1803
born June 26, 1901, Amherst, Mass., U.S. died Dec. 14, 1988, New Canaan, Conn. U.S. politician. He served in World War I, attended Yale University (1919-23), and entered politics in 1945 as chairman of the Surplus Property Board in the administration of Pres. Harry S. Truman. He served as secretary of the air force (1946-50). As U.S. senator from Missouri (1953-77), he advocated a strong national defense but was an outspoken critic of U.S. involvement in the Vietnam War, considering it unimportant to national security and harmful to the economy