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Chancellorsville, battle of

(Encyclopedia)Chancellorsville, battle of, May 2–4, 1863, in the American Civil War. Late in Apr., 1863, Joseph Hooker, commanding the Union Army of the Potomac, moved against Robert E. Lee, whose Army of Norther...

3D printer

(Encyclopedia)3D printer, computerized device that produces a three-dimensional object by creating it as a series of thin layers. The object is created from a model stored in computer-aided design file; the model i...

treaty

(Encyclopedia)treaty, in international law, formal agreement between sovereign states or organizations of states. The term treaty is ordinarily confined to important formal agreements, while less formal internation...

compulsive gambling

(Encyclopedia)compulsive gambling or pathological gambling, a psychological disorder characterized by a persistent inability to resist the impulse to gamble. The disorder is progressive and typically results in dif...

fever

(Encyclopedia)fever, elevation of body temperature above the normal level, which in humans is about 98℉ (37℃) when measured orally. Fever is considered to be a symptom of a disorder rather than a disease in its...

medical jurisprudence

(Encyclopedia)medical jurisprudence or forensic medicine, the application of medical science to legal problems. It is typically involved in cases concerning blood relationship, mental illness, injury, or death resu...

mutiny

(Encyclopedia)mutiny, concerted disobedient or seditious action by persons in military or naval service, or by sailors on commercial vessels. Mutiny may range from a combined refusal to obey orders to active revolt...

Lassa fever

(Encyclopedia)Lassa fever lăsˈə [key], an acute viral disease occurring mostly in W Africa, characterized by high fever, muscle aches, mouth ulcers, and bleeding in the skin in more severe cases. The disease was...

varnish

(Encyclopedia)varnish, homogeneous solution of gum or of natural or synthetic resins in oil (oil varnish) or in a volatile solvent (spirit varnish), which dries on exposure to air, forming a thin, hard, usually glo...

truck

(Encyclopedia)truck, automotive vehicle designed primarily for the transportation of goods. A truck is constructed on the general lines of the automobile but uses larger and heavier parts. It may be powered by a ga...