Columbia Encyclopedia

Search results

467 results found

arteriosclerosis

(Encyclopedia)arteriosclerosis ärtĭrˌēōsklərōˈsis [key], general term for a condition characterized by thickening, hardening, and loss of elasticity of the walls of the blood vessels. These changes are freq...

glycolysis

(Encyclopedia)glycolysis glīkŏlˈĭsĭs [key], term given to the metabolic pathway utilized by most microorganisms (yeast and bacteria) and by all “higher” animals (including humans) for the degradation of gl...

James, William

(Encyclopedia)James, William, 1842–1910, American philosopher, b. New York City, M.D. Harvard, 1869; son of the Swedenborgian theologian Henry James and brother of the novelist Henry James. In 1872 he joined the ...

root, in botany

(Encyclopedia) CE5 Longitudinal cross section of a root root, in botany, the descending axis of a plant, as contrasted with the stem, the ascending axis. In most plants the root is underground, but in epiphytes ...

Seoul

(Encyclopedia)Seoul sāˈo͞ol, sāˈo͝ol, sōl [key], city (1995 pop. 10,229,262), capital of South Korea, NW South Korea, on the Han River. It has special status equivalent to that of a province. The political, ...

production

(Encyclopedia)production, in economics, all those activities that have to do with the creation of commodities, by imparting to raw materials utility, added value, or the ability to satisfy human wants. The farmer w...

Ctenophora

(Encyclopedia) CE5 Pleurobrachia, representative of the phylum Ctenophora Ctenophora tĭnŏfˈərə [key], a small phylum of exclusively marine, invertebrate animals, commonly known as comb jellies. Because they...

corn

(Encyclopedia)corn, in botany. The name corn is given to the leading cereal crop of any major region. In England corn means wheat; in Scotland and Ireland, oats. The grain called corn in the United States is Indian...

coronary artery disease

(Encyclopedia)coronary artery disease, condition that results when the coronary arteries are narrowed or occluded, most commonly by atherosclerotic deposits of fibrous and fatty tissue. Coronary artery disease is t...

Cossacks

(Encyclopedia)Cossacks kŏsˈăks, –əks [key], Rus. Kazaki, Ukr. Kozaky, peasant-soldiers in Ukraine and in several regions of Russia who, until 1918, held certain privileges in return for rendering military ser...
 

Browse by Subject