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Anna, czarina of Russia

(Encyclopedia)Anna (Anna Ivanovna) änˈnə ĭväˈnôvnə [key], 1693–1740, czarina of Russia (1730–40), daughter of Ivan V and niece of Peter I (Peter the Great). On the death of her distant cousin, Peter II,...

suite

(Encyclopedia)suite swēt [key], in music, instrumental form derived from dance and consisting of a series of movements usually in the same key but contrasting in rhythm and mood. The principle of the suite can be ...

Lincoln Center for the Performing Arts

(Encyclopedia)Lincoln Center for the Performing Arts, in central Manhattan, New York City, between 62d and 66th streets W of Broadway. Lincoln Center is both a complex of buildings and the arts organizations that r...

Heidelberg

(Encyclopedia)Heidelberg hīˈdəlbĕrkh [key], city, Baden-Württemberg, SW Germany, picturesquely situated ...

blackbody

(Encyclopedia)blackbody, in physics, an ideal black substance that absorbs all and reflects none of the radiant energy falling on it. Lampblack, or powdered carbon, which reflects less than 2% of the radiation fall...

conducting

(Encyclopedia)conducting, in music, the art of unifying the efforts of a number of musicians simultaneously engaged in musical performance. In the Middle Ages and Renaissance the conductor was primarily a time beat...

Rákóczy

(Encyclopedia)Rákóczy räˈkôtsĭ [key], noble Hungarian family that played an important role in the history of Transylvania and Hungary in the 17th and 18th cent. Sigismund Rákóczy, 1544–1608, was elected (...

Holy Roman Emperors (table)

(Encyclopedia)HOLY ROMAN EMPERORS(including dates of reign) Saxon dynasty Salian or Franconian dynasty Hohenstaufen dynasty and rivals Interregnum, 1254–73 Hapsburg, Luxemburg, and other dynasties ...

Rothko, Mark

(Encyclopedia)Rothko, Mark rŏthˈkō [key], 1903–70, American painter, b. Dvinsk, Russia (now Daugavpils, Latvia), as Marcus Rotkovitch. His family immigrated to the United States in 1913. He was a student of Ma...

reading, mental process

(Encyclopedia)reading, process of mentally interpreting written symbols. Facility in reading is an essential factor in educational progress, and instruction in this basic skill is a primary purpose of elementary ed...