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siderite

(Encyclopedia) sideritesideritesĭdˈərīt [key] or chalybitesideritekălˈĭbīt [key], a mineral, varying in color from brown, green, or gray to black and occurring in nature in massive and crystalline…

Sargassum

(Encyclopedia) SargassumSargassumsärgăsˈəm [key], genus of brown algae that has given its name to the Sargasso Sea, where it is found in great abundance. See Phaeophyta; seaweed.

Onsager, Lars

(Encyclopedia) Onsager, Lars, 1903–76, American physical chemist, b. Oslo, Ph.D. Yale, 1935. Onsager taught at Brown Univ. from 1928 to 1933 and was on the faculty at Yale from 1933 until his…

Southdown sheep

(Encyclopedia) Southdown sheep, mutton breed of sheep originated on the South Downs of Sussex, England, and now raised throughout the world. It is a small sheep, the most thickset of all breeds, and…

Weelkes, Thomas

(Encyclopedia) Weelkes, Thomas, c.1575–1623, English composer. His four books of madrigals (1597–1600) mark Weelkes as one of the great English madrigalists. His music is remarkable for melodic…

Atlanta University Center

(Encyclopedia) Atlanta University Center, at Atlanta, Ga.; coeducational. The largest consortium of historically African-American educational institutions in the country, it was organized in 1929…

New Ulm

(Encyclopedia) New UlmNew Ulmŭlm [key], city (1990 pop. 13,132), seat of Brown co., S Minn., at the confluence of the Minnesota and Cottonwood rivers; inc. as a city 1876. It is a processing and…

Khan, Sadiq Aman

(Encyclopedia) Khan, Sadiq Aman, 1970–, British political leader. The son of Pakistani immigrants, he studied law at the Univ. of North London (now London Metropolitan Univ.) and the College of Law (…

Kent State University

(Encyclopedia) Kent State University, mainly at Kent, Ohio; coeducational; founded 1910 as a normal school, became Kent State College in 1929, gained university status in 1935. The university's…

Hawley, Joseph

(Encyclopedia) Hawley, Joseph, 1723–88, political leader in the American Revolution, b. Northampton, Mass. He was a leader of the opposition to the revivalist preaching of Jonathan Edwards and helped…