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nationality

(Encyclopedia)nationality, in political theory, the quality of belonging to a nation, in the sense of a group united by various strong ties. Among the usual ties are membership in the same general community, common...

Mandaeans

(Encyclopedia)Mandaeans or Mandeans mănˈdēənz [key], a small religious sect who maintain an ancient belief resembling that of Gnosticism and that of the Parsis. They are also known as Christians of St. John, Na...

parochial school

(Encyclopedia)parochial school pərōˈkēəl [key], school supported by a religious body. In the United States such schools are maintained by a number of religious groups, including Lutherans, Seventh-day Adventis...

Bruno, Giordano

(Encyclopedia)Bruno, Giordano jōrdäˈnō bro͞oˈnō [key], 1548–1600, Italian philosopher, b. Nola. The son of a professional soldier, he entered the Dominican order early in his youth and was ordained a pries...

Bessemer process

(Encyclopedia)CE5 Bessemer converter Bessemer process bĕsˈəmər [key] [for Sir Henry Bessemer], industrial process for the manufacture of steel from molten pig iron. The principle involved is that of oxidati...

Tantra

(Encyclopedia)Tantra tŭnˈtrə [key], in both Hinduism and Buddhism, esoteric tradition of ritual and yoga known for elaborate use of mantra, or symbolic speech, and mandala, or symbolic diagrams; the importance o...

Sung

(Encyclopedia)Sung so͝ong [key], dynasty of China that ruled 960–1279. It was divided into two periods: Northern Sung (907–1126) with its capital at Kaifeng and Southern Sung (1127–1279) with its capital at ...

vapor pressure

(Encyclopedia)vapor pressure, pressure exerted by a vapor that is in equilibrium with its liquid. A liquid standing in a sealed beaker is actually a dynamic system: some molecules of the liquid are evaporating to f...

screw

(Encyclopedia)screw, simple machine consisting essentially of a solid cylinder, usually of metal, around which an inclined plane winds spirally, either clockwise or counterclockwise. It is used to fasten one object...

rue

(Encyclopedia)rue, common name for various members of the family Rutaceae, a large group of plants distributed throughout temperate and tropical regions and most abundant in S Africa and Australia. Most species are...