(Encyclopedia) echo sounder, an older instrumentation system for indirectly determining ocean floor depth. Echo sounding is based on the principle that water is an excellent medium for the…
(Encyclopedia) Alfonso X (Alfonso the Wise), 1221–84, Spanish king of Castile and León (1252–84); son and successor of Ferdinand III, whose conquests of the Moors he continued, notably by taking…
(Encyclopedia) draft, in banking, order by one party to another party to pay a stated sum to the person or firm in whose favor the draft is made. It is similar in form to the ordinary bank check.…
(Encyclopedia) Creeley, Robert, 1926–2005, American poet, b. Arlington, Mass. He lived in Asia, Europe, and Latin America and taught at various universities in the United States. With Charles Olson,…
(Encyclopedia) Clarendon Code, 1661–65, group of English statutes passed after the Restoration of Charles II to strengthen the position of the Church of England. The Corporation Act (1661) required…
(Encyclopedia) eutrophicationeutrophicationy&oomacr;trōˌfĭkāˈshən [key], aging of a lake by biological enrichment of its water. In a young lake the water is cold and clear, supporting little life…
(Encyclopedia) enamel, a siliceous substance fusible upon metal. It may be so compounded as to be transparent or opaque and with or without color, but it is usually employed to add decorative color.…
(Encyclopedia) endometriosisendometriosisĕnˌdəmēˌtrē-ōˈsĭs [key], a condition in which small pieces of the endometrium (the lining of the uterus) migrate to other places in the pelvic area. The…
(Encyclopedia) Smith, W. Eugene (William Eugene Smith), 1918–78, American photojournalist, b. Wichita, Kan. Smith is considered one of the principal masters of modern photojournalism. The distorted…
(Encyclopedia) Basket Makers, name given to the members of an early Native North American culture in the Southwest, predecessors of the Pueblo. Because of the cultural continuity from the Basket…
