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Windham

(Encyclopedia)Windham, town (1990 pop. 22,039), Windham co., E Conn.; inc. 1692. It includes the industrial city of Willimantic where rubber, radio and electric parts, machinery, steel, and insulation are manufactu...

resistor

(Encyclopedia)resistor, two-terminal electric circuit component that offers opposition to an electric current. Resistors are normally designed and operated so that, with varying levels of current, variations of the...

Woodstock, city, Canada

(Encyclopedia)Woodstock, city (1991 pop. 30,075), S Ont., Canada, SW of Hamilton. It is an industrial center with diversified manufactures such as electric generators, fire engines, reed organs, auto parts, and tex...

Harris, Roy

(Encyclopedia)Harris, Roy, 1898–1979, American composer, b. Lincoln co., Okla. Harris was a pupil of Arthur Farwell and Nadia Boulanger. He began to compose c.1925, ultimately producing more than 200 works. His e...

Merthyr Tydfil

(Encyclopedia)Merthyr Tydfil mûrˈthər tĭdˈvĭl [key], town (1981 pop. 38,893) and county borough, 43 sq mi (111 sq km), S Wales. Located on the Taff River, the town is connected to Cardiff by canal. It has iro...

Babson, Roger Ward

(Encyclopedia)Babson, Roger Ward, 1875–1967, American businessman and statistician, b. Gloucester, Mass. In 1904 he founded the Babson Statistical Organization, Inc., whose business and financial statistics, publ...

Laguna District

(Encyclopedia)Laguna District [Span.,=lake], irrigated area in E Durango and W Coahuila states, N central Mexico. Originally a 900,000-acre (364,200-hectare) tract, consisting of large estates, the land was reappor...

electret

(Encyclopedia)electret, solid electrically insulating, or dielectric, material that has acquired a long-lasting electrostatic polarization. Electrets are produced by heating certain dielectric materials to a high t...

Sampaio, Jorge Fernando Branco de

(Encyclopedia)Sampaio, Jorge Fernando Branco de zhôrˈzhə fərnäNˈdo͞o bräNˈko͞o dā säNpīˈo͞o [key], 1939–, Portuguese politician, president of Portugal (1996–2006), b. Lisbon. Sampaio, who comes f...

cell, in electricity

(Encyclopedia)cell: see battery, electric.