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lyrebird

(Encyclopedia)lyrebird, common name for Australian passerine birds named for the appearance of the tail plumage of the male superb lyrebird, Menura novaehollandiae, when displayed during courtship. There are only t...

sodium carbonate

(Encyclopedia)sodium carbonate, chemical compound, Na2CO3, soluble in water and very slightly soluble in alcohol. Pure sodium carbonate is a white, odorless powder that absorbs moisture from the air, has an alkalin...

Petrified Forest National Park

(Encyclopedia)Petrified Forest National Park, 93,533 acres (37,881 hectares), E Ariz.; est. as a national monument 1906, designated a national park 1962. A part of the Painted Desert, it contains the largest known ...

water skiing

(Encyclopedia)water skiing, sport of riding on skis along the water's surface while being towed by a motorboat. It probably originated on the French Riviera in the early 1920s, and was known in the United States by...

León, city, Nicaragua

(Encyclopedia)León, city (1995 pop. 125,117), W Nicaragua. It is Nicaragua's second largest city and the rail and commercial center between Corinto and Managua. It was founded in 1524 on Lake Managua by Francisco ...

shale

(Encyclopedia)shale, sedimentary rock formed by the consolidation of mud or clay, having the property of splitting into thin layers parallel to its bedding planes. Shale tends to be fissile, i.e., it tends to split...

Kodiak Island

(Encyclopedia)Kodiak Island kōˈdēăkˌ [key], 5,363 sq mi (13,890 sq km), c.100 mi (160 km) long and 10–60 mi (16–96 km) wide, off S Alaska, separated from the Alaska Peninsula by Shelikof Strait. Alaska's l...

Captain Jack

(Encyclopedia)Captain Jack (d. 1873), subchief of the Modoc and leader of the hostile group in the Modoc War (1872–73). Jack, whose Modoc name was Kintpuash kĭntˈpo͞oäsh [key], had agreed (1864) to leave his ...

Solidarity

(Encyclopedia)Solidarity, Polish independent trade union federation formed in Sept., 1980. Led by Lech Wałęsa, it grew rapidly in size and political power and soon posed a threat to Poland's Communist government ...

redstart

(Encyclopedia)redstart, common name for an Old World thrush of the genus Phoenicurus, family Turdidae. A small, slender-legged songbird, it is found in woodlands, parks, and heaths. The European redstart, P. phoeni...
 

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