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carapace

(Encyclopedia)carapace kârˈəpās [key], shield, or shell covering, found over all or part of the anterior dorsal portion of an animal. In lobsters, shrimps, crayfish, and crabs, the carapace is the part of the e...

Siberian Platform

(Encyclopedia)Siberian Platform or Angara Shield, large, geologically stable area of Precambrian rocks, N Asia, comprising much of Siberia, Russia. It is bounded, in general, on the west by the Yenisei River, on th...

electric fish

(Encyclopedia)electric fish, name for various fish that produce electricity by means of organs usually developed from modified muscle tissue. The electric eels of South America are freshwater knifefish unrelated to...

motorcycle

(Encyclopedia)motorcycle, motor vehicle whose design is based on the bicycle. The German inventor Gottlieb Daimler is generally credited with building the first practical motorcycle in 1885. The motorcycle did not ...

stink bug

(Encyclopedia)stink bug, member of a large, widely distributed family (Pentatomidae) of true bugs with flattened, shield-shaped bodies. Most are 1⁄4 to 1⁄2 in. (6–12 mm) long. Those species whose hard upper c...

Innis, Harold Adams

(Encyclopedia)Innis, Harold Adams, 1894–1952, Canadian political economist, b. Otterville, Ontario. One of Canada's leading economic historians, Innis wrote about various facets of Canadian culture and economy. I...

Bourassa, Henri

(Encyclopedia)Bourassa, Henri äNrēˈ bo͞oräsäˈ [key], 1868–1952, Canadian political leader and publisher, b. Montreal; grandson of Louis Joseph Papineau. He was elected as an Independent Liberal to the Cana...

Doherty, Charles Joseph

(Encyclopedia)Doherty, Charles Joseph dōˈərtē [key], 1855–1931, Canadian jurist and statesman. After serving (1891–1906) as judge of the superior court of Quebec prov., he retired (1906) from the bench and ...

Grant, George Munro

(Encyclopedia)Grant, George Munro, 1835–1902, Canadian educator and author, b. Nova Scotia, educated at the Univ. of Glasgow. From 1877 to 1902 he was principal of Queen's Univ., Kingston, Ont.; under him the uni...

Okmok

(Encyclopedia)Okmok, shield volcano on Umnak, SW Alaska, in the Aleutian Islands. Rising to 3,520 ft (1,073 m) and extending over most of NE Umnak, the 22-mi-wide (35-km) volcano contains two 6-mi-wide (10-km) part...