Columbia Encyclopedia

(Encyclopedia) lightning rod, a rod made of materials, especially metals, that are good conductors of electricity, which is mounted on top of a building or other structure and attached to the ground by a cable. By v...

(Encyclopedia) prefabrication, in architectural construction, a technique whereby large units of a building are produced in factories to be assembled, ready-made, on the building site. The technique permits the spee...

(Encyclopedia) emperor [Lat. imperator=one holding supreme power, especially applied to generals], the sovereign head of an empire. In the Roman republic the term imperator referred to the chief military commander a...

(Encyclopedia) Patna pătˈnə, pŭtˈ– [key], city (1991 pop. 1,099,647), capital of Bihar state, NE India, on the Ganges River. It is the hub of a rice-growing region and is an administrative, commercial, and ed...

(Encyclopedia) MacVeagh, Isaac Wayne məkvāˈ [key], 1833–1917, American political figure, U.S. Attorney General (1881), b. Chester co., Pa. A lawyer, he was the son-in-law of Simon Cameron, Republican boss of Pe...

(Encyclopedia) autonomy ôtŏnˈəmē [key] [Gr.,=self-rule], in a political sense, limited self-government, short of independence, of a political state or, more frequently, of a subdivision. The term is also used f...

(Encyclopedia) Panipat päˈnēpət [key], town (1991 pop. 191,212), Haryana state, NW India, on the Western Yamuna Canal. It has saltpeter refining plants and manufactures electrical appliances, bricks, glass, and ...

(Encyclopedia) Johnson, Magic (Earvin Johnson, Jr.), 1959–, African-American basketball player, b. Lansing, Mich. After winning the national championship with Michigan State Univ. (1979), he joined the Los Angeles...

(Encyclopedia) Hatra hăˈtrə [key], Arab. Al Hadr, ancient city and fortress, in modern-day Iraq, 68 mi (110 km) SW of Mosul. It flourished from the 1st cent. b.c. to the 2nd cent. a.d. under the Parthian Empire (...

(Encyclopedia) Kahn, Albert kän [key], 1869–1942, American architect, noted as a designer of factories, b. Germany, immigrated to the United States in 1880. He worked as a draftsman in a Detroit architect's offic...