Columbia Encyclopedia

Search results

500 results found

Parsons, Sir Charles Algernon

(Encyclopedia)Parsons, Sir Charles Algernon, 1854–1931, British engineer. He invented a revolutionary steam turbine that bears his name. His first turbines were constructed to drive generators to produce electric...

John Day Dam

(Encyclopedia)John Day Dam, 219 ft (67 m) high and 5,640 ft (1,719 m) long, on the Columbia River between Oregon and Wash.; built between 1959 and 1968 by the U.S. Army Corps of Engineers. It is an extremely large ...

Spuyten Duyvil Creek

(Encyclopedia)Spuyten Duyvil Creek spīˈtən dīˈvəl [key], tidal channel, now a ship canal, c.1 mi (1.6 km) long, SE N.Y., in New York City. It separates the northern tip of Manhattan island from the mainland a...

Woods Hole Oceanographic Institution

(Encyclopedia)Woods Hole Oceanographic Institution, at Woods Hole, Mass.; est. 1930. In addition to oceanographic research, it conducts important work in meteorology, biology, geology, and geophysics. Its facilitie...

Bainbridge, William

(Encyclopedia)Bainbridge, William, 1774–1833, American naval officer, b. Princeton, N.J. An experienced sea captain, he joined (1798) the navy when war with France threatened. His ship, the Retaliation, was captu...

shipping

(Encyclopedia)shipping, transportation of passengers and goods on waterways. From prehistoric times shipping has had a major influence on human social development. Water routes, unlike roads, did not need building,...

steamship

(Encyclopedia)steamship, watercraft propelled by a steam engine or a steam turbine. Despite such innovations as turbo-electric drive, which converts steam energy into rotational power for turning the propeller...

Murad I

(Encyclopedia)Murad I mo͞orädˈ [key], 1326?–1389, Ottoman sultan (1362?–1389), son and successor of Orkhan to the throne of the Ottoman Empire (Turkey). Murad widened the Ottoman hold on European territory, ...

byliny

(Encyclopedia)byliny bĭlēˈnē [key] [Rus.,=what has happened], Russian scholarly term first applied in the 1840s to a great body of narrative and heroic poems. They are called by the folk stariny [Rus.,=what is ...

Yoritomo

(Encyclopedia)Yoritomo (Yoritomo Minamoto) yōrēˈtōmō mēnäˈmōtō [key], 1148–99, Japanese warrior and dictator, founder of the Kamakura shogunate. After a prolonged struggle he led his clan, the Minamoto,...