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longitude

(Encyclopedia)longitude lŏnˈjĭto͞odˌ [key], angular distance on the earth's surface measured along any latitude line such as the equator east or west of the prime meridian. A meridian of longitude is an imagin...

Blackheath

(Encyclopedia)Blackheath, common, 267 acres (108 hectares) in Lewisham and Greenwich boroughs, London, England. It was the gathering place of highwaymen and of several martial groups, including the followers of Wat...

Airy, Sir George Biddell

(Encyclopedia)Airy, Sir George Biddell, 1801–92, English astronomer. The son of a poor farmer, he distinguished himself as Senior Wrangler at Cambridge, where he was elected fellow of Trinity College (1824) and a...

Bradley, James

(Encyclopedia)Bradley, James, 1693–1762, English astronomer. His discovery of the aberration of light, announced in 1728, provided an important line of evidence for the motion of the earth around the sun. In 1742...

Wallingford

(Encyclopedia)Wallingford, town (1990 pop. 40,822), New Haven co., S Conn.; inc. 1670. Its silverware industry dates from c.1835. Fruit growing and the manufacture of plastics, steel, precision instruments, and har...

Siddim

(Encyclopedia)Siddim, in the Bible, locale of the battle of the kings, said to mean the valley of the Dead Sea.

Glaisher, James

(Encyclopedia)Glaisher, James glāˈshər [key], 1809–1903, English meteorologist and balloonist, b. London. He served as superintendent of the department of meteorology and magnetism at Greenwich Observatory fro...

Thornhill, Sir James

(Encyclopedia)Thornhill, Sir James, 1676–1734, English decorative artist. George I made him court painter and later knighted him. He executed decorations in Hampton Court and the cupola of St. Paul's, London; the...

Chaldaea

(Encyclopedia)Chaldaea or Chaldea both: kăldēˈə [key], properly the southernmost portion of the valley of the Tigris and the Euphrates rivers. Sometimes it is extended to include Babylonia and thus comprises al...

statistics

(Encyclopedia)statistics, science of collecting and classifying a group of facts according to their relative number and determining certain values that represent characteristics of the group. The most familiar stat...