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Papinian

(Encyclopedia)Papinian (Aemilius Papinianus) pəpĭnˈēən [key], d. 212, Roman jurist. He was a close friend of the Roman emperor Septimius Severus, under whom he was libellorum magister [master of the rolls] and...

Paterno, Joe

(Encyclopedia)Paterno, Joe (Joseph Vincent Paterno) pətûrˈnō [key], 1926–2012, American football coach, b. Brooklyn, N.Y. A former quarterback at Brown Univ., he joined (1950) the coaching staff at Pennsylvan...

hostage

(Encyclopedia)hostage, person held by another as a guarantee that certain actions or promises will or will not be carried out. During periods of internal turmoil, insurgents often seize hostages; recent examples in...

information storage and retrieval

(Encyclopedia)information storage and retrieval, the systematic process of collecting and cataloging data so that they can be located and displayed on request. Computers and data processing techniques have made pos...

Jehovah's Witnesses

(Encyclopedia)Jehovah's Witnesses, Christian group originating in the United States at the end of the 19th cent., organized by Charles Taze Russell, whose doctrine centers on the Second Coming of Christ. The Witnes...

Stephen Dušan

(Encyclopedia)Stephen Dušan or Dushan both: stĕˈfän do͞oˈshän [key], c.1308–1355, king (1331–46) and czar (1346–55) of Serbia, son of Stephen Uros III. He is also known as Stephen Uros IV. He was procl...

boiler

(Encyclopedia)boiler, device for generating steam. It consists of two principal parts: the furnace, which provides heat, usually by burning a fuel, and the boiler proper, a device in which the heat changes water in...

modem

(Encyclopedia)modem [modulator/demodulator], an external device or internal electronic circuitry used to transmit and receive digital data over a communications line normally used for analog signals. A modem attach...

Lieber, Francis

(Encyclopedia)Lieber, Francis lēˈbər [key], 1798–1872, German-American political philosopher, b. Berlin. Ardently patriotic, he enlisted in the Prussian army and fought and was wounded at the battle of Waterlo...

amateur

(Encyclopedia)amateur, in sports, one who engages in athletic competition without material recompense. Upper-class Englishmen in the 19th cent. used the concept to help define their social status, first applying th...