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Rath na Riogh ... Ravidas
Rath na Riogh
(from the article "Tara") ...BC) known as Dumha na nGiall ("Mound of the Hostages"). Numerous Bronze Age burials were found in the earth mound, which lies just inside the perimeter of a vast oval ...
Rath, Ernst vom
(from the article "Kristallnacht") The pretext for the pogroms was the shooting in Paris on November 7 of the German diplomat Ernst vom Rath by a Polish-Jewish student, Herschel Grynszpan. News of Rath's death ...
Rathaus
(from the article "Lubeck") ...monuments are the Marienkirche (St. Mary's Church, a 13th-14th-century brick structure in the Gothic style), the Romanesque cathedral (begun in 1173 under Henry III), and the magnificent Rathaus (city hall), ...
Rathayatra
Hindu festival of India, observed by taking an image of a deity in a procession through the streets. This affords darshan (auspicious viewing) of the deity to ... [3 Related Articles]
Rathayatra Scroll
(from the article "Central Asian arts") ...style was at its peak, a narrative style developed in manuscript illuminations such as the Hitopadesa (1594; Kathmandu) and horizontal scroll paintings such as the Rathayatra Scroll (1617; Prince of ...
Rathbone, Basil
British character actor whose portrayal of Sherlock Holmes highlighted a long and varied stage and screen career.
Rathbun, Mary Jane
American marine zoologist known for establishing the basic taxonomic information on Crustacea.
Rathenau, Emil
German industrialist and a leading figure in the early European electrical industry. [3 Related Articles]
Rathenau, Walther
German-Jewish statesman, industrialist, and philosopher who organized Germany's economy on a war footing during World War I and, after the war, as minister of reconstruction and foreign minister, was instrumental ... [4 Related Articles]
Rather, Dan
(from the article "Computers and Information Systems") ...instant fame. A number of bloggers became self-appointed public watchdogs, and a few were credited with precipitating the resignations of prominent persons in the mainstream news media, such as Dan ...
Rathke's pouch
(from the article "Rathke, Martin H") German anatomist who first described the gill slits and gill arches in the embryos of mammals and birds. He also first described in 1839 the embryonic structure, now known as ...
Rathke, Martin H
German anatomist who first described the gill slits and gill arches in the embryos of mammals and birds. He also first described in 1839 the embryonic structure, now known as ...
Rathlin Island
(from the article "Moyle") district, Northern Ireland. Formerly within County Antrim, in 1973 Moyle was established as a district along the northern coast of Ireland and includes Rathlin Island, Northern Ireland's only populated island. ...
Rathouisiidae
(from the article "gastropod") ...of right side; sole of foot narrow; no shell; 2 pairs of retractile, or invaginable, tentacles; marine (Onchidiidae), terrestrial and herbivorous (Veronicellidae), or terrestrial and carnivorous (Rathouisiidae); about 200 species.
Ratibida
(from the article "coneflower") Plants of the genus Ratibida have yellow ray flowers, brownish disk flowers, and segmented leaves. Prairie coneflower (Ratibida columnaris) and R. pinnata are grown in wildflower gardens. The third genus, ...
ratification
(from the article "diplomacy") ...negotiated under the auspices of international entities or a conference of states. The UN and its agencies negotiate many conventions, as does the Council of Europe. Treaties and conventions require ...
rating bureau
(from the article "insurance") In order to obtain broader and statistically sounder rates, insurers often pool loss and claims experience by setting up rating bureaus to calculate rates based on industrywide experience. They may ...
rating rule
in yacht racing, rule used to classify sailing yachts of different designs to enable them to compete on relatively equal terms. The competition may be either among yachts in a ... [1 Related Articles]
rating scale
(from the article "personality assessment") The rating scale is one of the oldest and most versatile of assessment techniques. Rating scales present users with an item and ask them to select from a number of ...
ratio
(from the article "mathematics") ..."mechanical" curves generated by kinematic processes. The Archimedean spiral, for example, was generated by a point moving on a line as the line rotated uniformly about the origin. The ratio ...
ratio scale
(from the article "psychological testing") ...of odours), it constitutes an ordinal scale. An interval scale has equal units and an arbitrarily assigned zero point; one such scale, for example, is the Fahrenheit temperature scale. Ratio ...
ratio test
(from the article "infinite series") ...series, then a1 + a2 +⋯ also converges. When the comparison test is applied to a geometric series, it is reformulated slightly and called the ratio test: if an > 0 and if an + ...
rational choice theory
(from the article "political science") The dominant school of thought in political science in the late 20th century was rational choice theory. For rational choice theorists, history and culture are irrelevant to understanding political behaviour; ...
rational expectations, theory of
(from the article "business cycle") In the early 1970s the American economist Robert Lucas developed what came to be known as the "Lucas critique" of both monetarist and Keynesian theories of the business cycle. Building ...
rational function
(from the article "algebra, elementary") By extending the operations on polynomials to include division, or ratios of polynomials, one obtains the rational functions. Examples of such rational functions are 2/3x and (a + bx2)/(c + dx2 + ex5). Working with rational ...
rational model
(from the article "urban planning") ...other. Developments in other disciplines, particularly management science and operations research, influenced academic planners who sought to elaborate a universal method-also known as "the rational model"-whereby experts would evaluate alternatives ...
rational number
(from the article "mathematics") ...all real numbers came to occupy him more and more. He began to discover unexpected properties of sets. For example, he could show that the set of all algebraic numbers, ...
rational optimization model
(from the article "consumption") In their studies of consumption, economists generally draw upon a common theoretical framework by assuming that consumers base their expenditures on a rational and informed assessment of their current and ...
rational reconstruction
(from the article "nature, philosophy of") ...fact but a hypothetical theory that takes into account the newer theory's strengths-something the Hungarian-born British philosopher Imre Lakatos (1922-74) called a "rational reconstruction."
Rational Studies
(from the article "Miura Baien") Japanese economist and Confucianist philosopher during the Tokugawa period (1603-1867). He formulated the jorigaku ("rationalist studies") doctrine, which was a precursor to modern scientific and philosophical thought in Japan.
rational will
(from the article "Gemeinschaft and Gesellschaft") The Gesellschaft, in contrast, is the creation of Kurwille (rational will) and is typified by modern, cosmopolitan societies with their government bureaucracies and large industrial organizations. In ...
rational-emotive psychotherapy
(from the article "therapeutics") Several types of behavioral therapy are used. Rational emotive therapy aims at altering inaccurate or irrational thoughts that lead to negative emotions or maladaptive behaviour. Other behavioral approaches attempt to ...
Rationalism
the philosophical view that regards reason as the chief source and test of knowledge. Holding that reality itself has an inherently logical structure, the Rationalist asserts that a class of ... [32 Related Articles]
rationalization
(from the article "defense mechanism") 7. Rationalization is the substitution of a safe and reasonable explanation for the true (but threatening) cause of behaviour.theories of Freud
rationalization
(from the article "organizational analysis") ..."rational-legal" authority, observing that rights of control increasingly derived from expertise rather than lineage. He documented the ways in which this development, which he called rationalization, underlay the rise of ...
rationing
government policy consisting of the planned and restrictive allocation of scarce resources and consumer goods, usually practiced during times of war, famine, or some other national emergency. [3 Related Articles]
ratite
any bird whose sternum (breastbone) is smooth, or raftlike, because it lacks a keel to which flight muscles could be anchored. All species of ratites are thus unable to fly. ... [1 Related Articles]
Ratke, Wolfgang
German educational reformer, especially in the teaching of languages, whose pioneering achievements laid the groundwork for the work of Comenius. [1 Related Articles]
Ratlam
town, western Madhya Pradesh state, central India. Ratlam is a major rail junction, an agricultural trade centre, and a major industrial town. It is heavily engaged in cotton, silk, sugar, ...
Ratmansky, Aleksey
(from the article "Performing Arts") ...time was still apparent when it reached London. The Bolshoi revived its own well-known production of the same ballet, made by Yury Grigorovich in 1982, and the troupe also featured ...
Ratnagiri
town, southwestern Maharashtra state, western India, on the Arabian Sea coast. The town became an administrative capital under the Bijapur rulers. In 1731 it came under the control of Satara ...
Ratnapura
town, southwestern Sri Lanka (Ceylon). It is situated southeast of Colombo, on the Kalu Ganga (river). Dominating the town is a hill on which the Portuguese built a fort. Ratnapura ...
Ratnasambhava
(from the article "Ratnasambhava") in Mahayana Buddhism, one of the five "self-born" Buddhas. See Dhyani-Buddha.ILLUSTRATIONRatnasambhava, the Dhyani Buddha of the south, surrounded by the eight mahabodhis
ratnatraya
(from the article "Jainism") ...or liberation. Yoga is the cultivation of true knowledge of reality, faith in the teachings of the Tirthankaras, and pure conduct; it is thus intimately connected to the Three Jewels ...
Raton
city, seat (1897) of Colfax county, northeastern New Mexico, U.S. It lies at the southern end of Raton Pass (7,834 feet [2,388 metres] above sea level) in the Sangre de ...
ratooning
(from the article "sugarcane") Another method of cane propagation is by ratooning, in which, when the cane is harvested, a portion of stalk is left underground to give rise to a succeeding growth of ...
Ratramnus
theologian, priest, and monk at the Benedictine abbey of Corbie whose important 9th-century work provoked the eucharistic controversy and was posthumously condemned.
Ratsimandrava, Richard
(from the article "Madagascar") In the wake of political and social unrest, on Feb. 5, 1975, Ramanantsoa handed power over to a former minister of the interior, Col. Richard Ratsimandrava. He assumed the titles ...
Ratsimilaho
(from the article "Betsimisaraka") The Betsimisaraka kingdom was founded in the early 18th century by Ratsimilaho. He united the various chiefdoms along a 400-mile (650-kilometre) stretch of the coast and gave the Betsimisaraka their ...
Ratsiraka, Didier
(from the article "Madagascar") ...He assumed the titles of president and prime minister but was assassinated six days later. A military directorate was then established; it dissolved on June 15, after naming Lieut. Comdr. ...
Rattazzi, Urbano
Piedmontese lawyer and statesman who held many important cabinet positions in the early years of the Italian Republic, including that of prime minister; his ambiguous policies brought him into conflict ... [1 Related Articles]
Rattenfangerhaus
(from the article "Hameln") ...Children's Crusade. There is a ratcatcher collection in the local history museum, and there are ratcatcher inscriptions on two of the town's many notable half-timbered Renaissance houses, the Rattenfangerhaus ("Ratcatcher's ...
Rattigan, Sir Terence
English playwright, a master of the well-made play. [1 Related Articles]
rattle
percussion instrument consisting of resonant objects strung together and set in a sliding frame or enclosed in a container such that when it is shaken the parts strike against each ... [5 Related Articles]
rattle drum
(from the article "percussion instrument") ...and in Japan thundering drums were even automated by attaching a number of them to the outer circumference of a wheel that, when revolved, caused them to rattle-an early application ...
Rattle, Sir Simon
(from the article "Performing Arts") In a unique attempt to keep new pieces in the repertoire, conductor Sir Simon Rattle announced that he would be the patron of the Encore project, in which works that ...
rattlesnake
any of 33 species of venomous New World vipers characterized by a segmented rattle at the tip of the tail that produces a buzzing sound when vibrated. Rattlesnakes are found ... [5 Related Articles]
Rattone, Giorgio
(from the article "Bizzozero, Giulio") ...the surgeon who perfected the operation for inguinal hernia (Bassini's operation); Carlo Forlanini, who introduced therapeutic pneumothorax in treating pulmonary tuberculosis; and Antonio Carle and Giorgio Rattone, who demonstrated the ...
Rattus tanezumi
(from the article "rat") ...the distributions of four other species (R. argentiventer, R. nitidus, R. exulans, and R. tanezumi) extend outside continental ...
Ratushinskaya, Irina Georgiyevna
Russian lyric poet, essayist, and political dissident.
Raty, Noora
(from the article "Ice Hockey") ...with 14 points in the tournament, a record for a Canadian woman, and was named the MVP as well as top forward. American Molly Engstrom was designated the top defender ...
Ratzel, Friedrich
German geographer and ethnographer and a principal influence in the modern development of both disciplines. He originated the concept of Lebensraum, or "living space," which relates human groups to the ... [4 Related Articles]
Ratzenhofer, Gustav
Austrian soldier, military jurist, and sociologist, a Social Darwinist who conceived of society as a universe of conflicting ethnic groups, and who thought that sociology could guide the human species ...
Rau, Gretchen
(from the article "2005: Other Winners") ...Screenplay: Larry McMurtry and Diana Ossana for Brokeback MountainCinematography: Dion Beebe for Memoirs of a GeishaArt Direction: John Myhre (art direction) and Gretchen Rau ...
Rau, Johannes
German politician (b. Jan. 16, 1931, Wuppertal, Ger.-d. Jan. 27, 2006, Berlin, Ger.), as Germany's president (1999-2004), promoted closer ties with Israel and greater acceptance of foreign immigrants. Rau, the ... [2 Related Articles]
Rau, Sir Benegal Narsing
one of the foremost Indian jurists of his time. He helped to draft the constitutions of Burma (Myanmar) in 1947 and India in 1950. As India's representative on the United ...
Raub
town, central Peninsular (West) Malaysia, about 50 miles (80 km) north-northeast of Kuala Lumpur. Situated in the eastern foothills of the Main Range, it began in the 1880s as a ...
Rauch, Bill
(from the article "Performing Arts") Also in the regions, news was made by the appointment of a new artistic director for the flagship Oregon Shakespeare Festival in Ashland. Pathbreaking director Bill Rauch, who cofounded the ...
Rauch, Christian Daniel
(from the article "Western sculpture") ...Johann Gottfried Schadow, who was also a painter but is better known as a sculptor; his pupil, the sculptor Christian Friedrich Tieck; the painter and sculptor Martin von Wagner; and ...
Rauch, John
(from the article "Venturi, Robert") ...Stonorov (Philadelphia), Eero Saarinen (Bloomfield Hills, Mich.), and Louis I. Kahn (Philadelphia). After holding partnerships in several firms, he opened a longer-lasting architectural firm with John Rauch in 1964. Venturi's ...
Rauchmiller, Matthias
(from the article "Western sculpture") Painting and sculpture recovered slowly from the ravages of the Thirty Years' War, and some of the earliest reflections of the high Baroque of Bernini are to be found in ...
Rauma
city, southwestern Finland. It lies along the Gulf of Bothnia north-northwest of Turku. Rauma was first noted in official records in 1442. In 1550, King Gustav I Vasa of Sweden ...
Rauschenberg, Robert
American painter and graphic artist whose early works anticipated the Pop art movement. [9 Related Articles]
Rauschenbusch, Walter
clergyman and theology professor who led the Social Gospel movement in the United States. [3 Related Articles]
Rauscher, Joseph Othmar von
cardinal and the influential tutor of the Habsburg emperor Francis Joseph; he was the primary engineer of the Austro-papal concordat of 1855.
Rausing, Gad Anders
Swedish industrialist (b. May 19, 1922, Bromma, near Stockholm, Swed.-d. Jan. 28, 2000, Lausanne, Switz.), was the son of the developer of a sealed, laminated paperboard beverage box that did ...
Rautanen, Martii
(from the article "Ondangwa") ...first Christian (Finnish Lutheran) mission in Owambo. The mission introduced Western health and educational institutions and trained the local populace in crafts such as bricklaying and carpentry. Martii Rautanen, an ...
Rauvolfia
genus of plants in the dogbane family (Apocynaceae), with 110 species of shrubs and trees native to tropical areas of the world. The flowers are small and usually white or ... [2 Related Articles]
Rauvolfia serpentina
(from the article "Rauvolfia") The roots of many species contain an alkaloid called reserpine, first found in the Indian species R. serpentina and used in the treatment of high blood pressure and as a ...
Ravaillac, Francois
(from the article "Henry IV") ...from Julich, but whether he would have gone on to risk a new general war against the Habsburgs is unknown. He was assassinated in Paris on May 14, 1610, by ...
Ravaisson-Mollien, Jean-Gaspard-Felix Lacher
French philosopher whose writings had an extensive influence in the Roman Catholic world during the 19th century. He was appointed inspector general of public libraries (1839-46, 1846-53) and later served ... [1 Related Articles]
Ravalomanana, Marc
Throughout 2002 the African island nation of Madagascar continued to reel from the disputed presidential elections of December 2001. A court-ordered recount was required for decision to be reached on ... [5 Related Articles]
Ravana
in Hindu mythology, the 10-headed king of the demons (raksasas). His abduction of Sita and eventual defeat by her husband Rama are the central incidents of the ... [7 Related Articles]
Ravel, Maurice
French composer of Swiss-Basque descent, noted for his musical craftsmanship and perfection of form and style in such works as Bolero (1928), Pavane pour une infante defunte (1899; Pavane for ... [6 Related Articles]
raven
any of several species of heavy-billed, dark birds, larger than crows. Closely related, both ravens and crows are species of the genus Corvus. The raven has a heavier bill and ... [2 Related Articles]
Raven
(from the article "Native American religions") ...the planning and organizing of creation but qualities of goodness, wisdom, and perfection that are reminiscent of the Christian deity. By contrast, the Koyukon universe is notably decentralized. Raven, whom ...
Raven cycle
collection of trickster-transformer tales originating among the Native Americans of the Northwest Pacific Coast from Alaska to British Columbia. These traditional stories feature Raven as a culture hero, an alternately ... [1 Related Articles]
Raven, Simon
English novelist, playwright, and journalist, known particularly for his satiric portrayal of the hedonism of the mid-20th-century upper classes of English society. [1 Related Articles]
Ravenala
(from the article "Strelitziaceae") family of flowering plants in the ginger order (Zingiberales) that range in size from perennial herbs to trees. The family includes three genera (Ravenala, Phenakospermum, and Strelitzia) and seven species.traveler's ...
Ravenna
city, Emilia-Romagna regione, northeastern Italy. The city is on a low-lying plain near the confluence of the Ronco and Montone rivers, 6 miles (10 km) inland from the Adriatic Sea, ... [13 Related Articles]
Ravenna Cosmography
(from the article "itinerarium") ...lists of several thousand geographic names of the entire empire, with estimates of the intervening distances. It has provided the basis for reconstructing the system of Roman roads. The "Ravenna ...
Ravenna grass
(from the article "plume grass") ...to warm regions of the Northern and Southern hemispheres. Plume grasses are tall, reedlike perennials with dense, cylindrical, plumelike panicles. Most species are 1 to 3 m (3 to 10 ...
Ravenna, Exarchate of
(from the article "Italy") Byzantine Italy was nominally a single unit, but it too in reality fell into several separate pieces. Its political centre was Ravenna, which was ruled by a military leader appointed ...
Ravensbruck
Nazi German concentration camp for women (Frauenlager) located in a swamp near the village of Ravensbruck, 50 miles (80 km) north of Berlin. Ravensbruck served as a ...
Ravensburg
city, Baden-Wurttemberg Land (state), southwestern Germany. It lies along the Schussen River, just north of Lake Constance (Bodensee), northeast of Konstanz. Founded and chartered in the 12th ...
Ravensburg Trading Company
(from the article "Germany") ...salt, and metals; but the southern German merchants, in their capacity as middlemen between Italy and the rest of Europe, had taken the lead by 1500. They combined trade and ...
Ravenscroft, George
English glassmaker, developer of flint glass, a heavy, blown type (shaped by blowing when in a plastic state) characterized by both brilliance and dark shadow. [4 Related Articles]
Ravenscroft, Thomas
composer remembered for his social songs and his collection of psalm settings. [1 Related Articles]
Ravereau, Andre
(from the article "Islamic arts") ...and imaginative, such as the government buildings of Dhaka, Bangladesh (designed by the late Louis Kahn of the United States), or in the numerous buildings designed by the Frenchman Andre ...
Ravi River
in northwestern India and northeastern Pakistan, one of the rivers that give the Punjab (meaning "five rivers") its name. It rises in the Himalayas in Himachal Pradesh state, India, and ... [3 Related Articles]
Ravidas
mystic and poet who was one of the most renowned of the saints of the North Indian bhakti movement.