Columbia Encyclopedia

Search results

500 results found

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...

Blair, Montgomery

(Encyclopedia)Blair, Montgomery, 1813–83, U.S. Postmaster General (1861–64), b. Franklin co., Ky., son of Francis P. Blair (1791–1876). He resigned from the army in 1836 after serving against the Seminole and...

Bouterse, Désiré Delano

(Encyclopedia)Bouterse, Désiré Delano, 1945–, Surinamese military and political leader, president of Suriname (2010–20). He received military training in the Netherlands and was stationed at a German military...

Boutwell, George Sewall

(Encyclopedia)Boutwell, George Sewall so͞oˈəl boutˈwəl, –wĕl [key], 1818–1905, American politician, b. Brookline, Mass. He served seven terms in the Massachusetts legislature between 1842 and 1851, was el...

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 ...

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...

Fourteenth Amendment

(Encyclopedia)Fourteenth Amendment, addition to the U.S. Constitution, adopted 1868. The amendment comprises five sections. Section 2 provides for apportionment of membership in the House of Representatives on th...

Mboya, Thomas Joseph

(Encyclopedia)Mboya, Thomas Joseph mboiˈə [key], 1930–69, Kenyan political leader. The son of a Luo farmer, he was born in the “white highlands” of Kenya and educated at Roman Catholic mission schools. Earl...