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Lewis, Gilbert Newton

(Encyclopedia)Lewis, Gilbert Newton, 1875–1946, American chemist, b. Weymouth, Mass., grad. Harvard (B.A., 1896; Ph.D., 1899). He taught at Harvard and at the Massachusetts Institute of Technology (1907–12) and...

Lawrence, Ernest Orlando

(Encyclopedia)Lawrence, Ernest Orlando, 1901–58, American physicist, b. Canton, S. Dak., grad. Univ. of South Dakota, 1922, Ph.D. Yale, 1925. Affiliated with the Univ. of California from 1928 onward, he became a ...

Le Châtelier, Henri Louis

(Encyclopedia)Le Châtelier, Henri Louis äNrēˈ lwē lə shätəlyāˈ [key], 1850–1936, French industrial chemist. He made many contributions to industrial chemistry, but is best known for his work on the stru...

Three Gorges Dam

(Encyclopedia)Three Gorges Dam, 607 ft (185 m) high and 7,575 ft (2,309 m) long, on the Chang (Yangtze) River, central Hubei prov., China, 30 mi (48 km) W of Yichang. The largest concrete structure in the world, th...

Rochdale Society of Equitable Pioneers

(Encyclopedia)Rochdale Society of Equitable Pioneers, one of the first consumers' cooperatives, founded in 1844 in Rochdale, England, by 28 Lancashire weavers. Influenced by the theories of Robert Owen, they opened...

Shanghai Tower

(Encyclopedia)Shanghai Tower, skyscraper in Shanghai, China. Largely completed in 2015 but not opened until 2017, it is the second-tallest building in the world and the tallest structure in China, standing 2,073 ft...

Cram, Donald James

(Encyclopedia)Cram, Donald James, 1919–2001, American chemist, b. Chester, Vt., Ph.D. Harvard, 1947. A professor at the Univ. of California at Los Angeles, Cram expanded on the work of Charles J. Pedersen by synt...

chorale

(Encyclopedia)chorale kōrălˈ, –rälˈ [key], any of the traditional hymns of the German Protestant Church. The form was developed after the Reformation to replace the plainsong of the earlier service and as a ...

abdomen

(Encyclopedia)abdomen, in humans and other vertebrates, portion of the trunk between the diaphragm and lower pelvis. In humans the wall of the abdomen is a muscular structure covered by fascia, fat, and skin. The a...

clerestory

(Encyclopedia)CE5 Clerestory clerestory or clearstory both: klĭrˈstōrˌē, –stôrˌē [key], a part of a building whose walls rise higher than the roofs of adjoining parts of the structure. Pierced by wind...