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apatite

(Encyclopedia)apatite ăpˈətīt [key], mineral, a phosphate of calcium containing chlorine or fluorine, or both, that is transparent to opaque in shades of green, brown, yellow, white, red, and purple. Apatite is...

Antonelli, Giacomo

(Encyclopedia)Antonelli, Giacomo jäˈkōmō äntōnĕlˈlē [key], 1806–76, Italian cardinal and statesman of the Roman Catholic Church, adviser to Pope Pius IX. He received the red hat of the cardinalate in 184...

heartwood

(Encyclopedia)heartwood, the central, woody core of a tree, no longer serving for the conduction of water and dissolved minerals; heartwood is usually denser and darker in color than the outer sapwood. Before the s...

Garner, John Nance

(Encyclopedia)Garner, John Nance, 1868–1967, Vice President of the United States (1933–41), b. Red River co., Tex. A lawyer, he served (1898–1902) in the Texas legislature and then (1902) was elected to Congr...

erysipelas

(Encyclopedia)erysipelas ĕrəsĭpˈələs [key], acute infection of the skin characterized by a sharply demarcated, shiny red swelling, accompanied by high fever and a feeling of general illness. The causative age...

Marie

(Encyclopedia)Marie mərēˈ [key], 1875–1938, queen of Romania, consort of Ferdinand. The daughter of Alfred, duke of Edinburgh and of Saxe-Coburg-Gotha, she was the granddaughter of Czar Alexander II of Russia ...

Magritte, René

(Encyclopedia)Magritte, René rənāˈ mägrētˈ [key], 1898–1967, Belgian surrealist painter. Strongly influenced by Chirico, Magritte developed a style in which a misleading sort of realism is combined with mo...

Kirshon, Vladimir Mikhailovich

(Encyclopedia)Kirshon, Vladimir Mikhailovich vlədyēˈmĭr mēkhīˈləvĭch kērshônˈ [key], 1902–38, Russian dramatist. He began his career with Red Dust (1927, tr. 1930), a play showing the degeneration of ...

Bruce, James

(Encyclopedia)Bruce, James, 1730–94, Scottish explorer in Africa. He explored Roman ruins in N Africa (1755) from Tunis to Tripoli and visited Crete, Rhodes, and Asia Minor. In 1768 he traveled down the Red Sea a...

Bryson, Lyman

(Encyclopedia)Bryson, Lyman, 1888–1959, American educator, b. Valentine, Nebr., grad. Univ. of Michigan (B.A., 1910; M.A., 1915). He taught there from 1913 to 1917. From 1918 to 1924 he was active in Red Cross wo...