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Birkeland, Kristian

(Encyclopedia)Birkeland, Kristian or Olaf Christian krĭsˈtyän bērˈkəlän, ōˈläv [key], 1867–1917, Norwegian physicist. From 1898 Birkeland was a professor at the Univ. of Christiania (now Oslo). Noted fo...

Zamboanga

(Encyclopedia)Zamboanga sāmˌbōängˈgä [key], city (1990 pop. 442,345), Zamboanga del Sur prov., SW Mindanao, the Philippines, at the tip of the Zamboanga peninsula, on Basilan Strait. One of the chief cities o...

Romero, Francisco

(Encyclopedia)Romero, Francisco fränsēsˈkō rōmāˈrō [key], 1891–1962, Argentine philosopher and essayist, b. Seville, Spain. One of the most prominent philosophers of Latin America, he was the leading repr...

Şanlıurfa

(Encyclopedia)Şanlıurfa o͞orˈfä [key], city (1990 pop. 278,516), capital of Şanlıurfa prov., SE Turkey. It is the trade center for a productive agricultural region and one of the most rapidly growing cities ...

Réaumur, René Antoine Ferchault de

(Encyclopedia)Réaumur, René Antoine Ferchault de rāˈəmyo͝or, Fr. rənāˈ äNtwänˈ fĕrshōˈ də rāōmürˈ [key], 1683–1757, French physicist and naturalist. He invented an alcohol thermometer (1731) a...

Ségou

(Encyclopedia)Ségou or Segu both: sāgo͞oˈ [key], town (1993 est. pop. 85,000), SW Mali, a port on the Niger River. It is the administrative and commercial center for an area where cotton, rice, millet, and pean...

Smith, David

(Encyclopedia)Smith, David, 1906–65, American sculptor, b. Decatur, Ind. He arrived in New York City in 1926 and studied painting at the Art Students League. In the 1930s he began experimenting with sculpture and...

conscription

(Encyclopedia)conscription, compulsory enrollment of personnel for service in the armed forces. Obligatory service in the armed forces has existed since ancient times in many cultures, including the samurai in Japa...

expansion

(Encyclopedia)expansion, in physics, increase in volume resulting from an increase in temperature. Contraction is the reverse process. When heat is applied to a body, the rate of vibration and the distances between...

mode, in music

(Encyclopedia)mode, in music. 1 A grouping or arrangement of notes in a scale with respect to a most important note (in the pretonal modes of Western music, this note is called the final or finalis), and the patter...