Columbia Encyclopedia

(Encyclopedia) Tura, Cosmé or Cosimo kōzmāˈ to͞oˈrä, kôˈzēmō [key], c.1430–1495, Italian Renaissance artist. He was a leading master of the school of Ferrara and court painter to the city's ruling Este ...

(Encyclopedia) beta-blocker or beta-adrenergic blocking agent bāˈtə ădˌrənûrˈjĭk [key], drug that reduces the symptoms connected with hypertension, cardiac arrhythmias, angina pectoris, migraine headaches, ...

(Encyclopedia) Scilly Islands sĭlˈē [key], officially Isles of Scilly, archipelago and unitary authority (2001 pop. 2,153), encompassing more than 150 isles and rocky islets, off Cornwall, SW England, 28 mi (45 k...

(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,...

(Encyclopedia) extroversion and introversion, terms introduced into psychology by Carl Jung to identify opposite psychological types. Jung saw the activity of the extrovert directed toward the external world and tha...

(Encyclopedia) falcon, common name for members of the Falconidae, a heterogeneous family of long-winged birds of prey similar to the hawks but genetically more closely related to the parrots and other birds. True fa...

(Encyclopedia) Dayton, city (2020 pop. 137,644), seat of Montgomery co., SW Ohio, on the Great Miami River where it is joined by the Stillwater River; inc. 1805. It is...

(Encyclopedia) owl, common name for nocturnal birds of prey found on all continents. Owls superficially resemble short-necked hawks, except that their eyes are directed forward and are surrounded by disks of radiati...

(Encyclopedia) Calatrava, Santiago, 1951–, Spanish architect, grad. Institute of Architecture, Valencia (1974), Federal Institute of Technology, Zürich (Ph.D., 1981). He opened an architectural and engineering pr...

(Encyclopedia) chart, term referring to maps prepared for marine navigation and for air navigation. All charts show, in some convenient scale, geographic features useful to the navigator, as well as indications of d...