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Asimov, Isaac

(Encyclopedia)Asimov, Isaac ăzˈəmŏf [key], 1920–92, American author and scientist, b. Petrovichi, USSR, grad. Columbia (B.S., 1939; M.A., 1941; Ph.D., 1948). An astonishingly prolific author, he wrote over 40...

Isaac I

(Encyclopedia)Isaac I (Isaac Comnenus) īˈzək kŏmnēˈnəs [key], c.1005–1061, Byzantine emperor (1057–59), first of the Comnenus dynasty. Proclaimed emperor by the army, he deposed Michael VI, who had succe...

Isaac

(Encyclopedia)Isaac īˈzək [key] [Heb.,=laughter], according to the patriarchal narratives of the Book of Genesis, Isaac was the only son of Abraham and Sara. He married Rebecca, and their sons were Esau and Jaco...

robot

(Encyclopedia)robot or automaton ôtämˈətänˌ [key] mechanical device designed to perform the work generally done by a human being. The Czech dramatist Karel Čapek popularized the expression [Czech,=compulsory...

Jogues, Isaac

(Encyclopedia)Jogues, Isaac (Saint Isaac Jogues) ēzäkˈ zhôg [key], 1607–46, French Jesuit missionary and martyr in the New World; one of the Jesuit Martyrs of North America. He arrived in Quebec in 1636 and i...

Abravanel, Isaac

(Encyclopedia)Abravanel or Abarbanel, Isaac əbräˈvənĕl, –bärbə– [key], 1437–1508, Jewish theologian, biblical commentator, and financier, b. Lisbon. He served as treasurer to Alfonso V of Portugal but ...

Errett, Isaac

(Encyclopedia)Errett, Isaac ĕrˈĭt [key], 1820–88, American minister of the Disciples of Christ, b. New York City. After years of pastoral and evangelistic work in pioneer towns of Ohio and Michigan, he became ...

Hull, Isaac

(Encyclopedia)Hull, Isaac, 1773–1843, American naval officer, b. Derby, Conn. He served in the undeclared naval war with France (1798–1800) and in the Tripolitan War before being promoted to captain in 1806. In...

Isaac II

(Encyclopedia)Isaac II (Isaac Angelus) ănˈjələs [key], d. 1204, Byzantine emperor (1185–95, 1203–4). The great-grandson of Alexius I, he was proclaimed emperor by the mob that had killed the unpopular Andro...

Isaac, Heinrich

(Encyclopedia)Isaac, Heinrich hīnˈrĭkh ēˈzäk [key], c.1450–1517, Flemish composer. Isaac, a prolific and versatile composer, traveled widely in Europe, serving at the courts of Lorenzo de' Medici and Empero...