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concretion

(Encyclopedia)concretion, mass or nodule of mineral matter, usually oval or nearly spherical in shape, and occurring in sedimentary rock. It is formed by the accumulation of mineral matter in the pore spaces of the...

Romney, George Wilcken

(Encyclopedia)Romney, George Wilcken rŏmˈnē [key], 1907–95, U.S. public official, b. Mexico, of American parents. He worked (1920–30) as a Senate staff tariff specialist and then entered industry. He became ...

Tuscaloosa

(Encyclopedia)Tuscaloosa təskəlo͞oˈsə [key], city (1990 pop. 77,759), seat of Tuscaloosa co., W central Ala., on the Black Warrior River; inc. 1819. It is a transportation and manufacturing center, with indust...

West Highland white terrier

(Encyclopedia)West Highland white terrier, breed of sturdy, compact terrier developed in Scotland in the early 19th cent. It stands about 11 in. (27.9 cm) high at the shoulder and weighs from 13 to 20 lb (5.9–9.1...

information storage and retrieval

(Encyclopedia)information storage and retrieval, the systematic process of collecting and cataloging data so that they can be located and displayed on request. Computers and data processing techniques have made pos...

Leicester sheep

(Encyclopedia)Leicester sheep lĕsˈtər [key], breed of sheep originated from native stock as mutton producers in Leicestershire, England, by the English livestock breeder Robert Bakewell (c.1755). English Leicest...

Barlach, Ernst

(Encyclopedia)Barlach, Ernst ĕrnst bärˈläkh [key], 1870–1938, German expressionist sculptor, graphic artist, and writer. After studying at the Dresden Art Academy he lived in Paris (1895–96) and in Berlin, ...

Shorthorn cattle

(Encyclopedia)Shorthorn cattle, breed of beef cattle developed from the native cattle of the Tees valley in NE England; formerly called Durham cattle. Systematic breeding of Shorthorns began in the latter part of t...

Norwegian elkhound

(Encyclopedia)Norwegian elkhound, breed of compact hound whose origins in Norway go back more than 5,000 years. It stands about 19 in. (48.3 cm) high at the shoulder and weighs between 40 and 50 lb (18.1–22.7 kg)...

beagle, breed of dog

(Encyclopedia)beagle, breed of small, compact hound developed over centuries in England and introduced into the United States in the 1870s. It stands between 10 and 15 in. (25.4–38.1 cm) high at the shoulder and ...