Columbia Encyclopedia
Search results
500 results found
borer
(Encyclopedia)borer, name applied to various animals that are injurious because of their ability to penetrate plant or animal tissues. Among insects, some borers are beetles, e.g., the flatheaded apple-tree borer, ...fonio
(Encyclopedia)fonio, annual plant, genus Digitaria, of the grass family (Poaceoe). Native to Senegal, it is a type of millet grown as a staple grain throughout the Sahel region of West Africa, where it has been cul...albumin
(Encyclopedia)albumin ălbyo͞oˈmən [key] [Lat.,=white of egg], member of a class of water-soluble, heat-coagulating proteins. Albumins are widely distributed in plant and animal tissues, e.g., ovalbumin of egg, ...polyethylene
(Encyclopedia)polyethylene pŏlˌēĕthˈəlēn [key], widely used plastic. It is a polymer of ethylene, CH2=CH2, having the formula (–CH2–CH2–)n, and is produced at high pressures and temperatures in the pre...autotroph
(Encyclopedia)autotroph ôtˈətrōfˌ [key], in biology, an organism capable of synthesizing its own organic substances from inorganic compounds. Autotrophs produce their own sugars, lipids, and amino acids using ...trunkfish
(Encyclopedia)trunkfish, any member of a family of fishes, Ostraciidae, also called boxfishes, that have short triangular bodies covered by firmly united hexagonal bony plates. Only the jaw, the bases of the fins, ...Casamance
(Encyclopedia)Casamance kăzˈəmäns [key], river, c.200 mi (320 km) long, W Africa. It rises in S Senegal and flows westward, emptying in the Atlantic Ocean. The virtually unnavigable river lies in a region of lu...Fortescue, Sir John
(Encyclopedia)Fortescue, Sir John fôrˈtĭskyo͞o [key], c.1394–1476, English jurist. A supporter of the Lancastrian king Henry VI, he was chief justice of the Court of King's Bench from 1442 until 1461, when He...Cohen, William Sebastian
(Encyclopedia)Cohen, William Sebastian, 1940–, American politician, b. Bangor, Maine. He attended Bowdoin College (B.A., 1962) and Boston Univ. (LL.B., 1965). A Republican, he was elected to the House of Represen...Panama Canal Zone
(Encyclopedia)Panama Canal Zone, former territory within Panama, 553 sq mi (1,432 sq km), that was administered by the United States under a 1903 treaty (with later amendments) with Panama. The zone included the Pa...Browse by Subject
- Earth and the Environment +-
- History +-
- Literature and the Arts +-
- Medicine +-
- People +-
- Philosophy and Religion +-
- Places +-
- Africa
- Asia
- Australia and Oceania
- Britain, Ireland, France, and the Low Countries
- Commonwealth of Independent States and the Baltic Nations
- Germany, Scandinavia, and Central Europe
- Latin America and the Caribbean
- Oceans, Continents, and Polar Regions
- Spain, Portugal, Italy, Greece, and the Balkans
- United States, Canada, and Greenland
- Plants and Animals +-
- Science and Technology +-
- Social Sciences and the Law +-
- Sports and Everyday Life +-