Columbia Encyclopedia

Search results

178 results found

O'Brian, Patrick

(Encyclopedia)O'Brian, Patrick, 1914–2000, British novelist, b. near London as Richard Patrick Russ. He changed his name in 1945 and after World War II settled in France. O'Brian's first novel, Caesar (1930), wri...

learning disabilities

(Encyclopedia)learning disabilities, in education, any of various disorders involved in understanding or using spoken or written language, including difficulties in listening, thinking, talking, reading, writing, s...

spiritism

(Encyclopedia)spiritism or spiritualism, belief that the human personality continues to exist after death and can communicate with the living through the agency of a medium or psychic. The advocates of spiritism ar...

French Revolutionary Wars

(Encyclopedia)French Revolutionary Wars, wars occurring in the era of the French Revolution and the beginning of the Napoleonic era, the decade of 1792–1802. The wars began as an effort to defend the Revolution a...

Dampier, William

(Encyclopedia)Dampier, William dămˈpēr [key], 1651–1715, English explorer, buccaneer, hydrographer, and naturalist. He fought (1673) in the Dutch War, managed a plantation in Jamaica (1674), and then worked wi...

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...

Geronimo

(Encyclopedia)Geronimo jərŏnˈəmōˌ [key], c.1829–1909, leader of a Chiricahua group of the Apaches, b. Arizona. From his youth he participated in the forays of Cochise, Victorio, and other Apache leaders. Wh...

Mitchell, Joni

(Encyclopedia)Mitchell, Joni, 1943–, Canadian-American songwriter, singer, guitarist, poet, and painter, b. MacLeod (now Fort Macleod), Alta., as Roberta Joan Ander...

Mackenzie

(Encyclopedia)Mackenzie, river, c.1,120 mi (1,800 km) long, issuing from Great Slave Lake, Northwest Territories, Canada, and flowing generally NW to the Arctic Ocean through a great delta. Between Great Slave Lake...

philosophy of science

(Encyclopedia)philosophy of science, branch of philosophy that emerged as an autonomous discipline in the 19th cent., especially through the work of Auguste Comte, J. S. Mill, and William Whewell. Several of the is...