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Clausius, Rudolf Julius Emanuel

(Encyclopedia)Clausius, Rudolf Julius Emanuel ro͞oˈdôlf yo͞oˈlyo͝os āmäˈno͞oĕl klouˈzēo͝os [key], 1822–88, German mathematical physicist. A pioneer in the science of thermodynamics, he introduced th...

Bergius, Friedrich Karl Rudolf

(Encyclopedia)Bergius, Friedrich Karl Rudolf, 1884–1949, German chemist, Ph.D. Univ. of Leipzig, 1907. In 1910, Bergius set up a laboratory to carry out his research and in 1914 transferred the operation to the E...

Leuckart, Karl Georg Friedrich Rudolf

(Encyclopedia)Leuckart, Karl Georg Friedrich Rudolf kärl gāˈôrk frēˈdrĭkh ro͞oˈdôlf loiˈkärt [key], 1823–98, German zoologist, a founder of the science of parasitology. He made important discoveries i...

Slatin, Rudolf Carl, Freiherr von

(Encyclopedia)Slatin, Rudolf Carl, Freiherr von päˈshä [key], 1857–1932, Austrian adventurer in British and Egyptian service. Called to Egypt by C. G. Gordon, Slatin became governor of Dara (1879) and governor...

Rundstedt, Karl Rudolf Gerd von

(Encyclopedia)Rundstedt, Karl Rudolf Gerd von kärl ro͞oˈdôlf gĕrt fən ro͝ontˈshtĕt [key], 1875–1953, German field marshal. He proved his exceptional abilities in World War I. In World War II he commanded...

Ottocar II

(Encyclopedia)Ottocar II or Přemysl Ottocar II, c.1230–1278, king of Bohemia (1253–78), son and successor of Wenceslaus I. Ottocar shrewdly exploited the disorders of the great interregnum in the Holy Roman Em...

Mayerling

(Encyclopedia)Mayerling mīˈərlĭng [key], village, Lower Austria prov., E Austria, on the Schwechat River, in the Wienerwald (Vienna Woods). It is the site of the hunting lodge (now a convent) where Crown Prince...

Matthias

(Encyclopedia)Matthias, 1557–1619, Holy Roman emperor (1612–19), king of Bohemia (1611–17) and of Hungary (1608–18), son of Holy Roman Emperor Maximilian II. He was appointed governor of Austria (1593) by h...

Gregory X

(Encyclopedia)Gregory X, d. 1276, pope (1271–76), an Italian named Tebaldo Visconti, b. Piacenza; successor of Clement IV. After Clement IV's death the cardinals took 34 months to elect a pope. Gregory was archde...

Báthory

(Encyclopedia)Báthory bäˈtôrē [key], Pol. Batory, Hungarian noble family. Stephen Báthory, 1477–1534, a loyal adherent of John I of Hungary (John Zápolya), was made (1529) voivode [governor] of Transylvani...