Columbia Encyclopedia

Search results

500 results found

Agricultural Adjustment Administration

(Encyclopedia)Agricultural Adjustment Administration (AAA), former U.S. government agency established (1933) in the Dept. of Agriculture under the Agricultural Adjustment Act of 1933 as part of Franklin Delano Roos...

petal

(Encyclopedia)petal, one of the four basic parts of a flower, next innermost organ from the sepal. The whorl of petals is known collectively as the corolla [Lat.,=little crown]. The number of petals is usually cons...

Pérez Rodríguez, Carlos Andrés

(Encyclopedia)Pérez Rodríguez, Carlos Andrés kärˈlōs ändrāsˈ pāˈrās rôdrēˈgās [key], 1922–2010, president of Venezuela (1974–78, 1989–93). An aide to President Rómulo Betancourt, he was secre...

South China Sea

(Encyclopedia)South China Sea, western arm of the Pacific Ocean, c.1,000,000 sq mi (2,590,000 sq km), between the SE Asian mainland and Taiwan, the Philippines, and Borneo. It is connected with the East China Sea b...

fraction

(Encyclopedia)fraction [Lat.,=breaking], in arithmetic, an expression representing a part, or several equal parts, of a unit. When fractions having the same denominator, as 3⁄10 and 4⁄10, are added, only the ...

ballad

(Encyclopedia)ballad, in literature and music, short, narrative poem or song usually relating a single, dramatic event. Two forms of the ballad are often distinguished—the folk ballad, dating from about the 12th ...

friction

(Encyclopedia)friction, resistance offered to the movement of one body past another body with which it is in contact. In certain situations friction is desired. Without friction the wheels of a locomotive could not...

inflection

(Encyclopedia)inflection, in grammar. In many languages, words or parts of words are arranged in formally similar sets consisting of a root, or base, and various affixes. Thus walking, walks, walker have in common ...

Zuma, Jacob Gedleyihlekisa

(Encyclopedia)Zuma, Jacob Gedleyihlekisa, 1942–, South African political leader, b. Indkandla, Natal (now KwaZulu-Natal) prov. Zuma received no formal schooling and joined the African National Congress (ANC) when...

Grand Island

(Encyclopedia)Grand Island <1> City (2020 pop. 53,131), seat of Hall co., S Nebr., on the Wood River near its junction with the Platte; settled 1857 on the Plat...
 

Browse by Subject