Columbia Encyclopedia

(Encyclopedia) audiovisual education, educational instruction by means of materials that use the senses of sight and hearing to stimulate and enrich learning experiences. The successful use of motion pictures and ot...

(Encyclopedia) Four-H or 4-H, organization for boys and girls, generally from 8 to 18 years of age; some states offer programs for younger children, and there are also collegiate programs. 4-H teaches young people l...

(Encyclopedia) Tulsa tŭlˈsə [key], city (2020 pop. 413,066), seat of Tulsa co., NE Okla., on the Arkansas...

(Encyclopedia) facsimile făksĭmˈəlē [key] or fax, in communications, system for transmitting pictures or other graphic matter by wire or radio. Facsimile is used to transmit such materials as documents, telegra...

(Encyclopedia) totalitarianism tōtălˌĭtârˈēənĭzəm [key], a modern autocratic government in which the state involves itself in all facets of society, including the daily life of its citizens. A totalitarian...

(Encyclopedia) Vancouver, city (1990 pop. 46,380), seat of Clark co., SW Wash., on the Columbia River opposite Portland, Oreg., with which it is connected by bridges; inc. 1857. A rapidly growing suburb of Portland ...

(Encyclopedia) Rhône, Lat. Rhodanus, river, 505 mi (813 km) long, rising in the Rhône glacier, NE Valais, Switzerland. It flows west through a narrow, flat valley that separates the Bernese Alps from the Pennine A...

(Encyclopedia) Nairobi nīrōˈbē [key], city (1996 pop. 3,000,000), capital of Kenya, S Kenya, in the E African highlands. Nairobi is Kenya's largest city and its administrative, communications, and economic cente...

(Encyclopedia) Brazzaville brăzˈəvĭl, Fr. bräzävēlˈ [key], city (1984 pop. 585,812), capital of the Republic of the Congo, on Pool Malebo of the Congo River. It is the nation's largest city and its administr...

(Encyclopedia) Kinshasa kēnˈshäsə [key], city (1984 pop. 2,664,309), capital of the Democratic Republic of the Congo, W Congo, a port on Pool Malebo of the Congo River. It is the Congo's largest city and its adm...