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dragonfly

(Encyclopedia)dragonfly, any insect of the order Odonata, which also includes the damselfly. Members of this order are generally large predatory insects and characteristically have chewing mouthparts and four membr...

Murmansk

(Encyclopedia)Murmansk mo͝ormänskˈ [key], city (1989 pop. 468,000), capital of Murmansk region, NW European Russia, on the Kola Gulf of the Barents Sea. It is the terminus of the Northeast Passage and the world'...

Wegener, Alfred Lothar

(Encyclopedia)Wegener, Alfred Lothar älˈfrĕt lōtärˈ vĕgˈənər [key], 1880–1930, German geologist, meteorologist, and Arctic explorer. Early in his life, he was on the staff of the aeronautical observator...

thunderstorm

(Encyclopedia)thunderstorm, violent, local atmospheric disturbance accompanied by lightning, thunder, and heavy rain, often by strong gusts of wind, and sometimes by hail. The typical thunderstorm caused by convect...

pole, in electricity and magnetism

(Encyclopedia)pole, in electricity and magnetism, point where electric or magnetic force appears to be concentrated. A single electric charge located at a point is sometimes referred to as an electric monopole. An ...

rail

(Encyclopedia)rail, common name for some members of the large family Rallidae, marsh and tropical forest birds that include the gallinule and the coot, two specialized rails. Rails are cosmopolitan in distribution,...

aardvark

(Encyclopedia)aardvark ärdˈvärk [key] [Du.,=ground pig], nocturnal mammal of the genus Orycteropus, sole representative of the order Tubulidentata. There are two species, one in central Africa and the other in S...

Goldoni, Carlo

(Encyclopedia)Goldoni, Carlo kärˈlō gōldôˈnē [key], 1707–93, Italian dramatist. He was enamored of comedy from childhood, having sketched his first comic drama at eight. He took a degree in law at Padua bu...

mountain ash, in botany

(Encyclopedia)mountain ash, name for any species of the genus Sorbus of the family Rosaceae (rose family), hardy ornamental trees and shrubs native to the Northern Hemisphere, not related to the true ashes. They ar...

O'Connor, Flannery

(Encyclopedia)O'Connor, Flannery (Mary Flannery O'Connor), 1925–64, American author, b. Savannah, Ga., grad. Women's College of Georgia (A.B., 1945), Iowa State Univ. (M.F.A., 1947). As a writer, O'Connor is high...