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Abd ar-Rahman III, emir and caliph of Córdoba

(Encyclopedia)Abd ar-Rahman III, 891–961, Umayyad emir (912–29) and first caliph (929–61) of Córdoba. When he succeeded to the throne, the Spanish emirate was reduced to Córdoba and its environs and beset w...

Ewe

(Encyclopedia)Ewe āˈvā, –wā [key], African people, numbering over 3 million, who live in SE Ghana, S Togo, and S Benin. When German Togoland was partitioned after World War I, the Ewe in that colony were divi...

fermented milk

(Encyclopedia)fermented milk, whole or skim milk curdled to beverage or custardlike consistency by lactic-acid-producing microorganisms. Many forms of fermented milk were used by early nomadic herders, especially i...

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...

Atlas, in Greek mythology

(Encyclopedia)Atlas ătˈləs [key], in Greek mythology, a Titan; son of Iapetus and Clymene and the brother of Prometheus. When the Titans were defeated, Atlas was condemned to hold the sky on his shoulders for al...

Norton, Joshua Abraham

(Encyclopedia)Norton, Joshua Abraham, 1818–80, colorful eccentric of San Francisco known as “Emperor Norton,” b. London. He went (1820) with his parents to Cape Town, South Africa, and news of the California ...

Leo I, Byzantine emperor

(Encyclopedia)Leo I, d. 474, Byzantine or East Roman emperor (457–74). Chosen by the senate to succeed Marcian, he sought to counteract the preponderance of Germans in the Roman army by enlisting Isaurians. A nav...

Karlin, John Elias

(Encyclopedia)Karlin, John Elias, American industrial psychologist and human-factors engineering pioneer, b. Johannesburg, South Africa, grad. Univ. of Cape Town (B.A., M.A.), Univ. of Chicago (Ph.D., 1942). With a...

Aggrey, James Emman Kwegyir

(Encyclopedia)Aggrey, James Emman Kwegyir ĕmˈən kwĕgˈyĭr ăgˈrē [key], 1875–1927, African educator and missionary, b. Anamabu, Gold Coast (now Ghana). Educated at Livingstone College, he taught there for ...

tapioca

(Encyclopedia)tapioca tăpēōˈkə [key], widely used starchy food, obtained from the fleshy root of the bitter cassava. Tapioca is sold in flake or flour form and as the pellet pearl tapioca. Tapioca flour is wid...