Columbia Encyclopedia

(Encyclopedia) Umbria o͞omˈbrēä [key], region (1991 pop. 811,831), 3,265 sq mi (8,456 sq km), central Italy. Perugia is the capital of the landlocked region, which is divided into the provinces of Perugia and Te...

(Encyclopedia) Barbizon school bärˌbĭzōNˈ, bärˈbĭzŏnˌ [key], an informal school of French landscape painting that flourished c.1830–1870. Its name derives from the village of Barbizon, a favorite residen...

(Encyclopedia) artificial intelligence (AI), the use of computers to model the behavioral aspects of human reasoning and learning. Research in AI is concentrated in some half-dozen areas. In problem solving, one mus...

(Encyclopedia) Munich Pact, 1938. In the summer of 1938, Chancellor Hitler of Germany began openly to support the demands of Germans living in the Sudetenland (see Sudetes) of Czechoslovakia for an improved status. ...

(Encyclopedia) Decatur. 1 City (2020 pop. 57,938), seat of Morgan co., N Ala., on the Tennessee River; inc. 1826. It has shipyards, port traffic, and diverse ...

(Encyclopedia) diving, springboard and platform, sport of entering the water from a raised position, often while executing tumbles, twists, and other acrobatic maneuvers. In most dives the upper part of the body ent...

(Encyclopedia) rock carvings and paintings, designs inscribed on rock surfaces and huge stone monuments in many parts of the world by prehistoric or preindustrial peoples. They have been found on every continent and...

(Encyclopedia) San săn [key], people of SW Africa (mainly Botswana, Namibia, Angola, and South Africa), consisting of several groups and numbering about 100,000 in all. They are generally short in stature; their sk...

(Encyclopedia) burlesque bûrlĕskˈ [key] [Ital.,=mockery], form of entertainment differing from comedy or ...

(Encyclopedia) Ottawa ōdäˈwə [key], Native Americans whose language belongs to the Algonquian branch of the Algonquian-Wakashan linguistic stock (see Native American languages). Traditionally of the Eastern Wood...