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Picayune

(Encyclopedia)Picayune pĭkəyo͞onˈ [key], city (1990 pop. 10,633), Pearl River co., S Miss., near the Pearl River and the La. line; inc. 1904. It is the trade, processing, and shipping center for an agricultural...

cire perdue

(Encyclopedia)cire perdue sēr pĕrdüˈ [key] [Fr.,=lost wax], sculptural process of metal casting that may be used for hollow and solid casting. The sculptor makes a model in plaster or clay that is then coated w...

Lorentz, Hendrik Antoon

(Encyclopedia)Lorentz, Hendrik Antoon hĕnˈdrək änˈtōn lōˈrĕnts [key], 1853–1928, Dutch physicist, a pioneer in formulating the relations between electricity, magnetism, and light. He was one of the first...

Libeskind, Daniel

(Encyclopedia)Libeskind, Daniel, 1946–, American architect, b. Łódź, Poland. He moved to the United States in 1959, becoming a citizen in 1965. He has held a number of teaching posts, notably at the Cranbrook ...

Randall, Lisa

(Encyclopedia)Randall, Lisa, 1962–, American theoretical physicist and writer, b. New York City, B.A. Harvard University, 1983, Ph.D. Harvard University, 1987. Rand...

differential geometry

(Encyclopedia)differential geometry, branch of geometry in which the concepts of the calculus are applied to curves, surfaces, and other geometric entities. The approach in classical differential geometry involves ...

conservation laws

(Encyclopedia)conservation laws, in physics, basic laws that together determine which processes can or cannot occur in nature; each law maintains that the total value of the quantity governed by that law, e.g., mas...

Herschel

(Encyclopedia)Herschel hûrˈshəl [key], family of distinguished English astronomers. Sir William Herschel,Sir William Herschel, 1738–1822, born Friedrich Wilhelm Herschel, was a great pioneer in astronomy. Bor...

intercolumniation

(Encyclopedia)intercolumniation ĭnˌtərkəlŭmˌnēāˈshən [key], in classical architecture, the clear space between the edges of two adjacent columns, as measured at the lower portion of their shafts. Vitruviu...

grave

(Encyclopedia)grave, space excavated in the earth or rock for the burial of a corpse. When a grave is marked by a protective or memorial structure it is often referred to as a tomb. See burial; funeral customs. ...