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Theodore of Studium, Saint

(Encyclopedia)Theodore of Studium, Saint sto͞oˈdēəm [key], 759–826, Byzantine Greek monastic reformer, also called St. Theodore the Studite. As an abbot he was early exiled for opposing the marriage of Empero...

Adrian I, pope

(Encyclopedia)Adrian I, d. 795, pope (772–95), a Roman; successor of Stephen IV. At Adrian's urging, Charlemagne crossed the Alps and defeated the Lombard king, Desiderius, who had annexed papal territory. That d...

Caprivi Strip

(Encyclopedia)Caprivi Strip tsĭpˈfəl [key] [Ger. Zipfel=tip, point], region, c.300 mi (480 km) long and 50 mi (80 km) wide, NE Namibia, bordered on the N by Angola and Zambia and on the S by Botswana. It is name...

Popes of the Roman Catholic Church (table)

(Encyclopedia)Popes of the Roman Catholic ChurchIn the following list, the date of election, rather than of consecration, is given. Before St. Victor I (189), dates may err by one year. Antipopes—i.e., those men...

Kuiper, Gerard Peter

(Encyclopedia)Kuiper, Gerard Peter or Gerrit Pieter gĕrˈĭt pēˈtər kīˈpər [key], 1905–73, American astronomer, b. the Netherlands. Kuiper is considered to be the father of modern planetary science for his...

Henry III, Holy Roman emperor and German king

(Encyclopedia)Henry III, 1017–56, Holy Roman emperor (1046–56) and German king (1039–56), son and successor of Conrad II. He was crowned joint king with his father in 1028, and acceded on Conrad's death in 10...

Mercier, Désiré Joseph

(Encyclopedia)Mercier, Désiré Joseph dāzērāˈ zhôzĕfˈ mârsēāˈ [key], 1851–1926, Belgian churchman, cardinal of the Roman Catholic Church. He was ordained in 1874 and eight years later became professor...

Tula , city, Russia

(Encyclopedia)Tula to͞oˈlə [key], city (1991 pop. 545,000), capital of Tula region, N central European Russia, on the Upa River, a tributary of the Oka. It is an important rail and highway hub and a manufacturin...

Castiglione, Baldassare, Conte

(Encyclopedia)Castiglione, Baldassare, Conte bäldäs-säˈrā kōnˈtā kästēlyōˈnā [key], 1478–1529, Italian soldier, author, and statesman attached to the court of the duke of Milan and later in the servi...

Yeager, Chuck

(Encyclopedia)Yeager, Chuck (Charles Elwood Yeager) yāˈgər [key], 1923–2020, American aviator, b. Myra, W.Va. An ace fighter pilot during World War II, he was a military test pilot during the early postwar yea...