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monorail

(Encyclopedia)monorail, railway system that uses cars that run on a single rail. Typically the rail is run overhead and the cars are either suspended from it or run above it. Driving power is transmitted from the c...

New General Catalog

(Encyclopedia)New General Catalog (NGC), standard reference list of nebulae (see nebula). It is based on the General Catalog, published in 1864, which included 2,500 nebulae cataloged by William Herschel and an add...

Oman, Sir Charles William Chadwick

(Encyclopedia)Oman, Sir Charles William Chadwick ōˈmən [key], 1860–1946, British historian, b. India, educated at Oxford under William Stubbs. He was a foremost military historian; his most notable works are A...

Accademia della Crusca

(Encyclopedia)Accademia della Crusca äk-kädĕˈmēä dĕlˈlä kro͞osˈkä [key] [Ital.,=academy of the chaff], Italian literary society founded in Florence in 1582 to maintain the purity of the language. Leonar...

lusterware

(Encyclopedia)lusterware, kind of pottery with an overglaze finish containing copper and silver or other materials that give the effect of iridescence. The process may have been invented and was certainly first pop...

Poisson, Siméon Denis

(Encyclopedia)Poisson, Siméon Denis sēmāôNˈ dənēˈ pwäsôNˈ [key], 1781–1840, French mathematician and physicist. From 1802 he taught at the École polytechnique, Paris, and was also on the faculty of sc...

Bailey, Liberty Hyde

(Encyclopedia)Bailey, Liberty Hyde, 1858–1954, American botanist and horticulturist, b. South Haven, Mich., grad. Michigan Agricultural College (now Michigan State Univ.), 1882. At Cornell he was professor of hor...

Politzer, Hugh David

(Encyclopedia)Politzer, Hugh David, 1949–, American physicist, b. Mineola, N.Y., Ph.D. Harvard, 1974. Politzer has been a professor at the California Institute of Technology since 1977. He was a co-recipient, wit...

Tu Youyou

(Encyclopedia)Tu Youyou, 1930–, Chinese pharmaceutical chemist, B.S. Peking Univ. School of Medicine, 1955. Tu has spent her entire career as a researcher at the China Academy of Traditional Chinese Medicine in B...

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