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Udine

(Encyclopedia)Udine o͞oˈdēnā [key], city (1991 pop. 99,189), capital of Udine prov., Friuli–Venezia Giulia, NE Italy. Manufactures include machinery, textiles, metals, and chemicals. In the 10th cent. Emperor...

Roon, Albrecht Theodor Emil, Graf von

(Encyclopedia)Roon, Albrecht Theodor Emil, Graf von älˈbrĕkht tāˈōdôr āˈmēl gräf fən rōn [key], 1803–79, Prussian field marshal. A military reformer, he insistently pleaded for the reorganization of ...

Frederick II, Holy Roman emperor and German king

(Encyclopedia)Frederick II, 1194–1250, Holy Roman emperor (1220–50) and German king (1212–20), king of Sicily (1197–1250), and king of Jerusalem (1229–50), son of Holy Roman Emperor Henry VI and of Consta...

vortex

(Encyclopedia)vortex vôrˈtĕks [key], mass of fluid in whirling or rotary motion. To simplify the analysis, vortex motion usually describes motions in a frictionless fluid. In such cases the absence of friction w...

Schacht, Hjalmar Horace Greeley

(Encyclopedia)Schacht, Hjalmar Horace Greeley yälˈmär shäkht [key], 1877–1970, German financier. He held executive positions in several major German banks before becoming (1923) commissioner of currency. Infl...

Dada

(Encyclopedia)Dada däˈdäĭzəm [key], international nihilistic movement among European artists and writers that lasted from 1916 to 1922. Born of the widespread disillusionment engendered by World War I, it orig...

cryptography

(Encyclopedia)cryptography krĭptŏgˈrəfē [key] [Gr.,=hidden writing], science of secret writing. There are many devices by which a message can be concealed from the casual reader, e.g., invisible writing, but t...

herbal

(Encyclopedia)herbal, early botanical book containing descriptions and illustrations of herbs and plants with their properties, chiefly those qualities that made them useful as medicines or condiments. Most of the ...

Nin, Anaïs

(Encyclopedia)Nin, Anaïs ənīˈĭs nĭn, nēn [key], 1903–77, American writer, b. Paris. The daughter of the Spanish composer Joaquín Nin, she came to the United States as a child. She was a psychoanalytic pat...

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