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Zacatecas, state, Mexico

(Encyclopedia)Zacatecas säkätāˈkäs [key], state (1990 pop. 1,276,329), 28,125 sq mi (72,844 sq km), N central Mexico. Zacatecas is the capital. Lying on the central plateau, Zacatecas is a state of semiarid pl...

Cánovas del Castillo, Antonio

(Encyclopedia)Cánovas del Castillo, Antonio äntôˈnyō käˈnōväs dĕl kästēˈlyō [key], 1828–97, Spanish conservative politician, historian, and man of letters. During Spain's recurrent political crises ...

Cantabria

(Encyclopedia)Cantabria käntäˈbrēä [key], autonomous community and coextensive prov., 2,057 sq mi (5,328 sq ...

Carinthia

(Encyclopedia)Carinthia kərĭnˈthēə [key], Ger. Kärnten, province, c.3,680 sq mi (9,531 sq km), S Aust...

adolescence

(Encyclopedia)adolescence, time of life from onset of puberty to full adulthood. The exact period of adolescence, which varies from person to person, falls approximately between the ages 12 and 20 and encompasses b...

synthetic elements

(Encyclopedia)synthetic elements, in chemistry, radioactive elements that were not discovered occurring in nature but as artificially produced isotopes. They are technetium (at. no. 43), which was the first element...

niobium

(Encyclopedia)niobium nīōˈbēəm [key], metallic chemical element; symbol Nb; at. no. 41; at. wt. 92.90638; m.p. about 2,468℃; b.p. 4,742℃; sp. gr. 8.57 at 20℃; valence +2, +3, +4, or +5. Niobium is a rare...

Motlanthe, Kgalema Petrus

(Encyclopedia)Motlanthe, Kgalema Petrus kälāˈmä, mōtlänˈtā [key], 1949–, South African politician, b. Johannesburg. A fierce opponent of apartheid, he was influenced by Steve Biko and organized student pr...

Salt Lake City

(Encyclopedia)Salt Lake City, city (1990 pop. 159,936), alt. c.4,330 ft (1,320 m), state capital and seat of Salt Lake co., N central Utah, on the Jordan River and near the Great Salt Lake, at the foot of the Wasat...

samurai

(Encyclopedia)samurai säˌmo͞orīˈ [key], knights of feudal Japan, retainers of the daimyo. This aristocratic warrior class arose during the 12th-century wars between the Taira and Minamoto clans and was consoli...