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evil

(Encyclopedia) evil, antithesis of good. The philosophical problem of evil is most simply stated in the question, why does evil exist in the world? Death, disease, and sin are often included in the…

Hartmann, Nicolai

(Encyclopedia) Hartmann, NicolaiHartmann, Nicolainēˈkōlī [key], 1882–1950, German philosopher, b. Latvia. He taught at Marburg (1922–25), Cologne (1925–31), Berlin (1931–45), and Göttingen (1945–50…

John XXII, pope

(Encyclopedia) John XXII, 1244–1334, pope (1316–34), a Frenchman (b. Cahors) named Jacques Duèse; successor of Clement V. Formerly, he was often called John XXI. He reigned at Avignon. John was…

net neutrality

(Encyclopedia) net neutrality, the principle or requirement that Internet service providers (ISPs) allow equal access to all Internet content. The issue of insuring net neutrality has become of…

aye-aye

(Encyclopedia) aye-ayeaye-ayeīˈīˈ [key], name for an aberrant primate, Daubentonia madagascariensis, related to the lemurs but distinguished by its specialized teeth and fingers. A large nocturnal…

Babenberg

(Encyclopedia) BabenbergBabenbergbäˈbənbĕrk [key], ruling house of Austria (976–1246). It possibly descended from, or succeeded, a powerful Franconian family of the 9th cent. from whose castle the…

artificial life support

(Encyclopedia) artificial life support, systems that use medical technology to aid, support, or replace a vital function of the body that has been seriously damaged. Such techniques include…

calcium hydroxide

(Encyclopedia) calcium hydroxide, Ca(OH)2, colorless crystal or white powder. It is prepared by reacting calcium oxide (lime) with water, a process called slaking, and is also known as hydrated lime…

Cameron of Lochiel, Sir Ewen

(Encyclopedia) Cameron of Lochiel, Sir Ewen or EvanCameron of Lochiel, Sir Ewen or Evankămˈərən, lŏkh-ēlˈ [key], 1629–1719, chief of the Scottish highland clan of Cameron after 1647. On behalf of…

Butler, Joseph

(Encyclopedia) Butler, Joseph, 1692–1752, English bishop and exponent of natural theology. Butler held a series of church offices, ending his career as bishop of Durham. His principle writings are…