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ionosphere

(Encyclopedia)ionosphere īŏnˈəsfēr [key], series of concentric ionized layers forming part of the upper atmosphere of the earth from around 30 to 50 mi (50 to 80 km) to 250 to 370 mi (400 to 600 km) where it m...

Hampden, John

(Encyclopedia)Hampden, John hămpˈdən, hămˈ– [key], 1594–1643, English parliamentary leader; cousin of Oliver Cromwell. He entered Parliament in 1621, became closely associated with Sir John Eliot, and was ...

Nkrumah, Kwame

(Encyclopedia)Nkrumah, Kwame kwäˈmā nkro͞oˈmä [key], 1909–72, African political leader, prime minister ...

Bank of Sweden Prize in Economic Sciences in Memory of Alfred Nobel (table)

(Encyclopedia)Bank of Sweden Prize in Economic Sciences in Memory of Alfred Nobel ...

Warhol, Andy

(Encyclopedia)Warhol, Andy, 1928–87, American artist and filmmaker, b. Pittsburgh as Andrew Warhola. The leading exponent of the pop art movement and one of the most influential artists of the late 20th cent., he...

Carracci

(Encyclopedia)Carracci kärätˈchē [key], family of Italian painters of the Bolognese school, founders of an important academy of painting. Lodovico Carracci, 1555–1619, a pupil of Tintoretto in Venice, was inf...

Boswell, James

(Encyclopedia)Boswell, James, 1740–95, Scottish author, b. Edinburgh; son of a distinguished judge. At his father's insistence the young Boswell reluctantly studied law. Admitted to the bar in 1766, he practiced ...

Morley, John, 1st Viscount Morley of Blackburn

(Encyclopedia)Morley, John, 1st Viscount Morley of Blackburn, 1838–1923, English statesman and man of letters. Educated at Oxford, he made his reputation as a journalist in London and served (1867–82) as editor...

impressment

(Encyclopedia)impressment, forcible enrollment of recruits for military duty. Before the establishment of conscription, many countries supplemented their militia and mercenary troops by impressment. In England, imp...

Scilly Islands

(Encyclopedia)Scilly Islands sĭlˈē [key], officially Isles of Scilly, archipelago and unitary authority (2001 pop. 2,153), encompassing more than 150 isles and rocky islets, off Cornwall, SW England, 28 mi (45 k...