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string theory

(Encyclopedia)string theory, description of elementary particles based on one-dimensional curves, or “strings,” instead of point particles. Superstring theory, which is string theory that contains a kind of sym...

Urdu

(Encyclopedia)Urdu o͞orˈdo͞o [key], language belonging to the Indic group of the Indo-Iranian subfamily of the Indo-European family of languages. The official tongue of Pakistan, Urdu is also one of the 15 langu...

Wentworth, Sir John

(Encyclopedia)Wentworth, Sir John, 1737–1820, colonial governor of New Hampshire, b. Portsmouth, N.H. On the forced resignation of his uncle, Benning Wentworth, he was commissioned (Aug., 1766) to succeed him bot...

Robinson, John

(Encyclopedia)Robinson, John, 1576?–1625, English nonconformist pastor of the Pilgrim Fathers in Holland. In 1592 he entered Cambridge; in 1597 he received a fellowship and was ordained. Soon thereafter he became...

Ambarvalia

(Encyclopedia)Ambarvalia ămbərvālˈyə [key], in Roman religion, yearly agricultural rite held at the end of May. To insure fertility and disperse evil, each farmer led members of his household and a sacrificial...

Emba

(Encyclopedia)Emba ĕmˈbə [key], river, c.400 mi (640 km) long, W Kazakhstan. It rises in the Mugodzhar Mts. and flows SW into the Caspian Sea. The lower course traverses an area of salt domes and the petroleum-r...

Adams, John Quincy

(Encyclopedia)Adams, John Quincy, 1767–1848, 6th President of the United States (1825–29), b. Quincy (then in Braintree), Mass.; son of John Adams and Abigail Adams and father of Charles Francis Adams (1807–8...

oil industry

(Encyclopedia)oil industry, the business of discovering oil (petroleum), extracting it from the ground, refining it into a variety of products, and distributing it to the public. The development of the oil industry...

Baraka, Amiri

(Encyclopedia)Baraka, Amiri amērē bəräˈkə [key], 1934–2014, American poet, playwright, and political activist, b. Newark, N.J., as Everett LeRoy Jones, studied at Rutgers Univ., Howard Univ. In college he a...

Fisher, Andrew

(Encyclopedia)Fisher, Andrew, 1862–1928, Australian statesman. He emigrated from Scotland to Australia in 1885, helped organize the Australian Labor party, and served three times as Labor prime minister of Austra...