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antiviral drug

(Encyclopedia)antiviral drug, any of several drugs used to treat viral infections. The drugs act by interfering with a virus's ability to enter a host cell and replicate itself with the host cell's DNA. Some drugs ...

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 ...

weaverbird

(Encyclopedia)weaverbird, name for the Ploceidae, a family of Old World seed-eating birds closely resembling finches (hence the alternate name weaver finch). It includes a number of so-called goldfinches and waxbil...

Leopold, Aldo

(Encyclopedia)Leopold, Aldo, 1886–1948, American ecologist, b. Burlington, Iowa. He was an advocate for a “land ethic,” in which humans see themselves as part of a natural community. After work in the U.S. Fo...

London, city, Canada

(Encyclopedia)London, city (1991 pop. 303,165), SE Ont., Canada, on the Thames River. The site was chosen in 1792 by Gov. Simcoe to be the capital of Upper Canada, but York was made capital instead. London was sett...

McCracken, Paul Winston

(Encyclopedia)McCracken, Paul Winston, 1915–2012, American economist; b. Richland, Iowa. He taught at the Univ. of Michigan's school of business administration from 1948, except for time in government service. A ...

Atkinson, Brooks

(Encyclopedia)Atkinson, Brooks (Justin Brooks Atkinson), 1894–1984, American journalist, b. Melrose, Mass. After being an editor for the New York Times he became its drama critic in 1925. Except for his service a...

La Hire

(Encyclopedia)La Hire lä ēr [key], c.1390–c.1443, French commander in the Hundred Years War, whose real name was Étienne de Vignoles or Vignolles. He entered (1418) the service of the dauphin (later King Charl...

AARP

(Encyclopedia)AARP, a nonprofit, nonpartisan national organization dedicated to “enriching the experience of aging”; membership is open to people age 50 or older. Founded in 1958 by Ethel Percy Andrus as Americ...

Rogers, William Barton

(Encyclopedia)Rogers, William Barton, 1804–82, American geologist and educator, b. Philadelphia, grad. William and Mary, 1822. He was professor of geology at William and Mary (1828–35) and at the Univ. of Virgi...