Columbia Encyclopedia

Search results

500 results found

Revolutionary Guards

(Encyclopedia)Revolutionary Guards, officially the Islamic Revolution Guards Corps (IRGC) or Pasdaran, Iranian military group formed in the aftermath of the 1979 revolution by young Islamic activists loyal to Ayato...

Rijeka

(Encyclopedia)Rijeka fēo͞oˈmē, Ital. fyo͞oˈmā [key], city (2011 pop. 128,624), W Croatia, on the Adriatic Sea and the Gulf of Quarnero. Croatia's largest seaport, the city's industries include shipbuilding, ...

tuna

(Encyclopedia)tuna or tunny, game and food fishes, the largest members of the family Scombridae (mackerel family) and closely related to the albacore and bonito. They have streamlined bodies with two fins, and five...

sturgeon

(Encyclopedia)sturgeon, primitive fish of the northern regions of Europe, Asia, and North America. Unlike evolutionarily advanced fishes, it has a fine-grained hide, with very reduced scalation, a mostly cartilagin...

Mojave Desert

(Encyclopedia)Mojave or Mohave Desert, c.15,000 sq mi (38,850 sq km), region of low, barren mountains and flat valleys, 2,000 to 5,000 ft (610–1,524 m) high, S Calif.; part of the Great Basin of the United States...

McNamara, Robert Strange

(Encyclopedia)McNamara, Robert Strange măkˈnəmârˌə [key], 1916–2009, U.S. secretary of defense (1961–68), b. San Francisco, grad Univ. of California, Berkeley (B.A., 1937), Harvard (M.B.A., 1939). He taug...

Hanoi

(Encyclopedia)Hanoi hănˈoi, hənoiˈ [key], city (1997 est. pop. 3,500,800), capital of Vietnam, on the right bank of the Red River. It is the transportation hub of the country, with two airports and rail connect...

Freedmen's Bureau

(Encyclopedia)Freedmen's Bureau, in U.S. history, a federal agency, formed to aid and protect the newly freed blacks in the South after the Civil War. Established by an act of Mar. 3, 1865, under the name “bureau...

conscription

(Encyclopedia)conscription, compulsory enrollment of personnel for service in the armed forces. Obligatory service in the armed forces has existed since ancient times in many cultures, including the samurai in Japa...

post-traumatic stress disorder

(Encyclopedia)post-traumatic stress disorder (PTSD), mental disorder that follows an occurrence of extreme psychological stress, such as that encountered in war or resulting from violence, childhood abuse, sexual a...