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silver

(Encyclopedia)silver, metallic chemical element; symbol Ag [Lat. argentum]; at. no. 47; at. wt. 107.8682; m.p. 961.93℃; b.p. 2,212℃; sp. gr. 10.5 at 20℃; valence +1 or +2. Pure silver is nearly white, lustrou...

free silver

(Encyclopedia)free silver, in U.S. history, term designating the political movement for the unlimited coinage of silver. In 1896 free silver became the major issue of a presidential campaign when William Jennings...

German silver

(Encyclopedia)German silver, name for various alloys of copper, zinc, and nickel, sometimes also containing lead and tin. They were originally named for their silver-white color, but use of the term silver is now p...

silver chloride

(Encyclopedia)silver chloride, chemical compound, AgCl, a white cubic crystalline solid. It is nearly insoluble in water but is soluble in a water solution of ammonia, potassium cyanide, or sodium thiosulfate (“h...

silver nitrate

(Encyclopedia)silver nitrate nīˈtrāt [key], chemical compound, AgNO3, a colorless crystalline material that is very soluble in water. The most important compound of silver, it is used in the preparation of silve...

silver poplar

(Encyclopedia)silver poplar: see willow.

Silver Spring

(Encyclopedia)Silver Spring, uninc. city (1990 pop. 76,046), Montgomery co., W central Md., a residential suburb of Washington, D.C. It is a major suburban office center and has a large naval ordnance laboratory, s...

Silver Springs

(Encyclopedia)Silver Springs, mineral spring, N central Fla., source of the Silver River. The limestone spring, one of the world's largest and most famous, has a basin 80 ft (24 m) deep and 300 ft (91 m) wide. The ...

Harrison, Lou Silver

(Encyclopedia)Harrison, Lou Silver, 1917–2003, American composer, b. Portland, Oreg. He studied composition in California with Henry Cowell and Arnold Schoenberg. His early work stresses percussion while combinin...

Silver, Abba Hillel

(Encyclopedia)Silver, Abba Hillel, 1893–1963, American rabbi and Zionist leader, b. Lithuania. He was taken to the United States in 1902. Educated at the Univ. of Cincinnati (B.A., 1915) and Hebrew Union College,...