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mastiff

(Encyclopedia)mastiff măsˈtĭf [key], breed of very large, powerful working dog developed in England more than 2,000 years ago. It stands from 27 to 33 in. (68.6–83.8 cm) high at the shoulder and weighs from 16...

Mellon, Paul

(Encyclopedia)Mellon, Paul, 1907–99, American philanthropist and art collector, b. Pittsburgh. The son of Andrew W. Mellon, he attended Yale (B.A., 1929) and Clare College, Cambridge (A.B., 1931). He worked brief...

Puebla, state, Mexico

(Encyclopedia)Puebla pwāˈblä [key], state (1990 pop. 4,126,101), 13,126 sq mi (33,996 sq km), E central Mexico. The city of Puebla is the capital. The state is almost entirely mountainous, with large valleys bet...

pewter

(Encyclopedia)pewter, any of a number of ductile, silver-white alloys consisting principally of tin. The properties vary with the percentage of tin and the nature of the added materials. Lead, when added, imparts a...

pheasant

(Encyclopedia)pheasant, common name for some members of a family (Phasianidae) of henlike birds related to the grouse and including the Old World partridge, the peacock, various domestic and jungle fowls, and the t...

rainmaking

(Encyclopedia)rainmaking, production of rain by artificial means now generally disregarded, though it is probable that rainmaking hastens or increases rainfall from clouds suitable for natural rainfall. Interest in...

Reno

(Encyclopedia)Reno rēˈnō [key], city (1990 pop. 133,850), seat of Washoe co., W Nev., on the Truckee River; inc. 1903. Tourism has been the major industry since gambling was legalized in Nevada in 1931. With its...

rhodium

(Encyclopedia)rhodium rōˈdēəm [key], metallic chemical element; symbol Rh; at. no. 45; at. wt. 102.90550; m.p. about 1,966℃; b.p. 3,727±100℃; sp. gr. 12.41 at 20℃; valence +2, +3, +4, +5, or +6. Rhodium ...

Lewis, C. S.

(Encyclopedia)Lewis, C. S. (Clive Staples Lewis), 1898–1963, English author, b. Belfast, Ireland. A fellow and tutor of English at Magdalen College, Oxford, from 1925 to 1954, C. S. Lewis was noted equally for hi...

Asian carp

(Encyclopedia)Asian carp, term for several large, hardy freshwater fish of the family Cyprinidae (the minnow family) that are native to E Asia and have become invasive species in the United States. The fish, which ...