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lever

(Encyclopedia) CE5 Classes of levers: A first-class lever (A), a second-class lever (B), and a third-class lever (C) lever, simple machine consisting of a bar supported at some stationary point…

La Follette, Robert Marion

(Encyclopedia) La Follette, Robert MarionLa Follette, Robert Marionləfŏlˈĭt [key], 1855–1925, American political leader, U.S. Senator from Wisconsin (1906–25), b. Primrose, Wis. Robert La Follete's…

Macau

(Encyclopedia) Macau or MacaoMacaoməkouˈ [key], Port. Macau, Mandarin Aomen, special administrative region of China, formerly administered by Portugal (2015 est. pop. 601,000), 10.8 sq mi (28.2 sq km…

Harding, Warren Gamaliel

(Encyclopedia) Harding, Warren GamalielHarding, Warren Gamalielgəmāˈlēəl [key], 1865–1923, 29th President of the United States (1921–23), b. Blooming Grove (now Corsica), Ohio. After study (1879–82)…

Scott, Sir Walter

(Encyclopedia) Scott, Sir Walter, 1771–1832, Scottish novelist and poet, b. Edinburgh. He is considered the father of both the regional and the historical novel. Scott's narrative poems…

Pierce, Franklin

(Encyclopedia) Pierce, Franklin, 1804–69, 14th President of the United States (1853–57), b. Hillsboro, N.H., grad. Bowdoin College, 1824. Admitted to the bar in 1827, he entered politics as a…

genetic engineering

(Encyclopedia) CE5 Genetic engineering: Gene-splicing techniques genetic engineering, the use of various methods to manipulate the DNA (genetic material) of cells to change hereditary traits or…

Seward, William Henry

(Encyclopedia) Seward, William Henry, 1801–72, American statesman, b. Florida, Orange co., N.Y. In 1861, Seward became Secretary of State under Abraham Lincoln, and many expected him to be the…

divorce

(Encyclopedia) divorce, partial or total dissolution of a marriage by the judgment of a court. Partial dissolution is a divorce “from bed and board,” a decree of judicial separation, leaving the…

turnpike

(Encyclopedia) turnpike, road paid for partly or wholly by fees collected from travelers at tollgates. It derives its name from the hinged bar that prevented passage through such a gate until the…