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Oromo

(Encyclopedia)Oromo gălˈə [key], traditionally pastoral tribes who live in W and S Ethiopia and N Kenya. They number more than 25 million. About half are Muslim, about a third Ethiopian Orthodox, and about a six...

Arles, kingdom of

(Encyclopedia)Arles, kingdom of, was formed in 933, when Rudolf II, king of Transjurane Burgundy, united the kingdom of Provence or Cisjurane Burgundy to his lands and established his capital at Arles. Holy Roman E...

Brahe, Tycho

(Encyclopedia)Brahe, Tycho tīˈkō brä [key], 1546–1601, Danish astronomer. The most prominent astronomer of the late 16th cent., he paved the way for future discoveries by improving instruments and by his prec...

Quine, W. V.

(Encyclopedia)Quine, W. V. (Willard Van Orman Quine) kwīn [key], 1908–2000, American philosopher and mathematical logician, b. Akron, Ohio, grad. Oberlin, 1930. He studied at Harvard (Ph.D., 1932) under Alfred N...

humor

(Encyclopedia)humor, according to ancient theory, any of four bodily fluids that determined human health and temperament. Hippocrates postulated that an imbalance among the humors (blood, phlegm, yellow bile, and b...

Hammerstein, Oscar, 2d

(Encyclopedia)Hammerstein, Oscar, 2d, 1895–1960, American lyricist and librettist, b. New York City, grad. Columbia, 1916; grandson of Oscar Hammerstein. His first success was Wildflower (1923), with music by Vin...

Valais

(Encyclopedia)Valais välāˈ [key], Ger. Wallis, canton (1993 pop. 262,400), 2,021 sq mi (5,234 sq km), S Switzerland. Sion is the capital. Bordering on France and Italy, the Valais extends from the Bernese Alps i...

Schwyz

(Encyclopedia)Schwyz shvēts [key], canton (1993 pop. 116,100), 351 sq mi (909 sq km), central Switzerland, one of the Four Forest Cantons. Bordering on the Lake of Zürich in the north and the Lake of Lucerne in t...

tracer

(Encyclopedia)tracer, an identifiable substance used to follow the course of a physical, chemical, or biological process. In chemistry the ideal tracer has the same chemical properties as the molecule it replaces a...

Conrad II, ruler of the Holy Roman Empire

(Encyclopedia)Conrad II, c.990–1039, Holy Roman emperor (1027–39) and German king (1024–39), first of the Salian dynasty of the Holy Roman Empire. With the end of the Saxon line on the death of Henry II, the ...