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Kamensk-Shakhtinski

(Encyclopedia)Kamensk-Shakhtinski käˈmyĭnsk-shäkhˈtyĭnskē [key], city (1989 pop. 72,000), SE European Russia, on the Donets River. A mining center of the Donets coal basin, the city is also an important prod...

Russellville

(Encyclopedia)Russellville, city (1990 pop. 21,260), seat of Pope co., central Ark., in an area yielding coal, timber, and diverse agricultural products; settled 1835, inc. 1870. Transportation equipment is manufac...

Timaru

(Encyclopedia)Timaru tĭmˈəro͞o [key], city (1996 pop. 27,323), E central South Island, New Zealand, on the Pacific Ocean. It is the main port for the S Canterbury Plains. Frozen meats and other products are exp...

Minnesota, University of

(Encyclopedia)Minnesota, University of, main campus at Minneapolis–St. Paul; land-grant and state supported; coeducational; chartered 1851 and 1868, opened as a university 1869. Other campuses are at Duluth (1947...

calcium-channel blocker

(Encyclopedia)calcium-channel blocker, any of a class of drugs used in treating hypertension, angina pectoris, and certain arrhythmias. They prevent the calcium ions needed for muscle contraction from entering the ...

cardiac failure

(Encyclopedia)cardiac failure: see congestive heart failure. ...

Ido

(Encyclopedia)Ido ēˈdō [key], short name of Esperandido, an artificial language that is a simplified version of Esperanto. See international language. ...

Rybinsk Reservoir

(Encyclopedia)Rybinsk Reservoir, artificial lake, c.2,000 sq mi (5,200 sq km), NW European Russia. It was formed in 1941 between the upper Volga River and its tributaries, the Mologa and Sheksna rivers, with the co...

Denison Dam

(Encyclopedia)Denison Dam, 17,200 ft (5,243 m) long, on the Red River along the Texas–Okla. border, NW of Denison, Tex. The dam, built by the U.S. Corps of Engineers for flood control and hydroelectric power, was...

Chesapeake Bay Bridge-Tunnel

(Encyclopedia)Chesapeake Bay Bridge-Tunnel, officially the Lucius J. Kellam, Jr. Bridge-Tunnel, 17.6 mi (28.2 km) long, across the mouth of Chesapeake Bay, E Va., connecting Cape Charles with Norfolk, Va. Opened in...