| | - Derby, Edward Stanley, 3rd earl of
- second son of the 2nd earl, succeeding to the earldom on his father's death in May 1521. During his minority Cardinal Wolsey was his guardian, and as soon as he ...
- Derby, James Stanley, 7th earl of
- prominent Royalist commander in the English Civil War, who was executed by the Parliamentarians. [1 Related Articles]
- Derby, Thomas Stanley, 1st earl of
- a prominent figure in the later stage of England's Wars of the Roses. [1 Related Articles]
- Derby, William Stanley, 6th earl of
- English writer and patron of the theatre who has been offered by some theorists as the true author of the plays of William Shakespeare. [1 Related Articles]
- Derbyshire
- administrative, geographic, and historic county in the East Midlands of England. The landscape varies from the bleak moorlands of the northern Peak District to the Trent lowlands in the south, ...
- Derbyshire Dales
- district, administrative and historic county of Derbyshire, England. About half of the district lies within the scenic Peak District National Park.
- derealization
- (from the article "mental disorder") ...unreal, strange, altered in quality, or distant. This state of self-estrangement may take the form of feeling as if one is machinelike, is living in a dream, or is not ...
- derebey
- (Turkish: "valley lord"), any of several feudal lords in Anatolia who, from the early 18th century, became virtually independent of the Ottoman central government. After these feudatories disappeared in the ... [2 Related Articles]
- derecho
- (from the article "windstorm") ...approaching thunderstorm is called a derecho. Gustavus Hinrichs, a physics professor from the University of Iowa and founder of the Iowa Weather Service, applied the term derecho-a ...
- deregulation
- (from the article "Business Overview") ...to consumers. In Europe, where there had been more than $100 billion of utility mergers since April 2005, further consolidation loomed after the European Union's power sector was officially deregulated ...
- Derek and the Dominoes
- (from the article "Allman Brothers Band, the") Although their eponymous debut album (1969) had little success outside the South, the group attracted wider attention when Eric Clapton asked Duane to record with Derek and the Dominos in ...
- Derek, John
- American actor and director who, despite a number of notable film roles, became better known for his succession of beautiful wives--especially his fourth, Bo Derek--and the role he took in ...
- Derekh Eretz
- (Hebrew: "correct conduct," or "way of the land"), in Judaism, the decorum, dignified behaviour, and gentlemanly conduct that should characterize a Jew at all times. Rabbinic scholars have applied the ...
- Deren, Maya
- influential director and performer who is often called the "mother" of American avant-garde filmmaking. Her films are not only poetic but instructive, offering insight into the human body and pysche ...
- Derer, Ivan
- (from the article "Czechoslovak region, history of") ...seeking closer contacts with the corresponding Czech groups; the most significant contribution to that effort was made by the Agrarians under Milan Hodza and by the Social Democrats under Ivan ...
- Derg, Lough
- lake on the River Shannon, situated at the boundary of Counties Tipperary, Galway, and Clare, in Ireland. Lough Derg is 24 miles (39 km) long and 0.5 to 8 miles ... [1 Related Articles]
- Deriaz turbine
- (from the article "turbine") A mixed-flow turbine of the Deriaz type uses swiveled, variable-pitch runner blades that allow for improved efficiency at part loads in medium-sized machines. The Deriaz design has proved useful for ...
- Deringer, Henry
- American gunsmith who was the inventor of the Derringer pistol. He was the son of Henry Deringer, Sr., a colonial gunsmith who made Kentucky rifles.
- DeRita, Joe
- (from the article "Three Stooges, the") ...considered retirement after Besser's departure, but, within a year, the Stooges underwent a massive revival in popularity because of television showings of their old films. They added burlesque comic Joe ...
- derivation
- in descriptive linguistics and traditional grammar, the formation of a word by changing the form of the base or by adding affixes to it. In this sense, derivation is also ... [9 Related Articles]
- derivation
- (from the article "linguistics") ...the initial symbol. It is necessary to begin with a rule that has the initial symbol on the left. Thereafter any rule may be applied in any order until no ...
- derivative
- in mathematics, the rate of change of a function with respect to a variable. Derivatives are fundamental to the solution of problems in calculus and differential equations. In general, scientists ... [13 Related Articles]
- derivative acquisition
- (from the article "property") A far more common means of acquiring property is by transfer from the previous owner or owners ("derivative acquisition"). Most forms of such transfer are voluntary on the part of ...
- derivative cell
- (from the article "angiosperm") ...a cell in an apical meristem has divided mitotically, one of the two resulting daughter cells remains in the meristem as an initial cell, and the other cell is displaced ...
- derivatization
- (from the article "sample preparation") In many analytical procedures it is necessary to convert the analyte chemically to another form to make its measurement possible. While infrared absorption techniques for organic analytes are usually direct ...
- derived data
- (from the article "census") ...census information is obtained by using a fixed questionnaire for interviewing, there are two broad types of resulting data: direct data, the answers to specific questions on the schedule; and ...
- dermabrasion
- (from the article "plastic surgery") ...early removal of exposed sutures so that the wound is held closed by buried sutures. Among the techniques used in plastic surgery are incision, excision, chemosurgery, electrosurgery, laser surgery, dermabrasion, ...
- dermal denticle
- (from the article "chondrichthian") ...behind each eye, called a spiracle, which is a modified first gill cleft. The dorsal fin or fins and fin spines are rigid, not erectile. Scales, if present, are structurally ...
- dermal papilla
- (from the article "fingerprint") impression made by the papillary ridges on the ends of the fingers and thumbs. Fingerprints afford an infallible means of personal identification, because the ridge arrangement on every finger of ...
- dermal scale
- (from the article "scale") ...small plate or shield forming part of the outer skin layers of certain animals. Scales provide protection from the environment and from predators. Fish scales are formed of bone from ...
- dermal tissue
- (from the article "angiosperm") The dermal tissue system-the epidermis-is the outer protective layer of the primary plant body (the roots, stems, leaves, flowers, fruits, and seeds). The epidermis is usually one cell layer thick, ...
- dermaseptin B1
- (from the article "Life Sciences") ...plants to give the plants resistance against a range of microbial diseases. The gene was taken from Phyllomedusa bicolor, a poisonous frog of South American rainforests, and it produces dermaseptin ...
- dermatitis
- an inflammation of the skin usually characterized by redness, swelling, blister formation, and oozing and almost always by itching. The term eczema, which formerly referred to the blistered, oozing state ... [5 Related Articles]
- dermatitis herpetiformis
- (from the article "celiac disease") ...widely. For example, some people experience severe gastrointestinal symptoms, whereas others are asymptomatic, are irritable and depressed, or develop an itchy skin rash with blisters, known as dermatitis herpetiformis. If ...
- Dermatocarpon fluviatile
- (from the article "fungus") ...in deserts, Arctic and Alpine regions, and ice-free parts of Antarctica. Foliose, or leafy, thalli grow best in areas of frequent rainfall; two foliose lichens, Hydrothyria venosa and Dermatocarpon fluviatile, ...
- dermatochalasis
- sagging of the eyelid skin and underlying muscle that occurs commonly during the aging process. Symptoms may be absent or include brow ache, reduction of superior peripheral vision, sensation of ...
- dermatogen
- (from the article "plant development") ...principal tissues of the root-vascular cylinder, cortex, and epidermis-originate from three groups of initial cells, or histogens, in the apical meristem-plerome, periblem, and dermatogen respectively. A fourth histogen, the calyptrogen, ...
- dermatoglyphics
- (from the article "primate") ...are certain anatomic features of the skin of the hands and feet, such as the absence of pads on the palms and soles and the presence of a finely ridged ...
- dermatologic disorder
- (from the article "therapeutics") Medications prescribed for dermatologic disorders account for a large amount of local drug therapy, whether it be a substance to stimulate hair growth or to soothe a burning and itching ...
- dermatology
- medical specialty dealing with the diagnosis and treatment of diseases of the skin. Dermatology developed as a subspecialty of internal medicine in the 18th century; it was initially combined with ...
- dermatome
- (from the article "chickenpox") ...cause of reactivation is not known. Upon reactivation, the virus travels along a nerve to the skin and causes herpes zoster. In most cases the lesions of herpes zoster occur ...
- dermatomyositis
- chronic progressive inflammation of the skin and muscles, particularly the muscles of the shoulders and pelvis. [4 Related Articles]
- dermatophilosis
- (from the article "actinomycete") ...and will require further study to classify fully. Of the specific types of actinomycetes, Nocardia asteroides causes tissue infections in humans, and Dermatophilus congolensis causes dermatophilosis, a severe dermatitis of ...
- Dermatophilus congolensis
- (from the article "actinomycete") ...groups are themselves heterogeneous and will require further study to classify fully. Of the specific types of actinomycetes, Nocardia asteroides causes tissue infections in humans, and Dermatophilus congolensis causes dermatophilosis, ...
- dermatophyte
- (from the article "ringworm") superficial skin lesions caused by a highly specialized group of fungi called dermatophytes that live and multiply on the surface of the skin and feed on keratin, the horny protein ...
- dermestid beetle
- any of approximately 700 species of beetles (insect order Coleoptera) that at one time were important household pests because the larvae feed on furs, skins, feathers, horn, and hair. Adults ... [2 Related Articles]
- dermis
- the thicker, deeper layer of the skin underlying the epidermis and made up of connective tissue. It is present in varying degrees of development among various vertebrate groups, being relatively ... [6 Related Articles]
- Dermit, Edouard
- (from the article "Cocteau, Jean") ...works: frescoes on the City Hall in Menton, the Chapel of Saint-Pierre in Villefranche-sur-Mer, and the Church of Saint-Blaise-des-Simples in Milly-la-Foret. His adopted son, the painter Edouard Dermit, who also ...
- Dermochelyidae
- (from the article "sea turtle") any of seven species of marine turtles belonging to the families Dermochelyidae (leatherback sea turtles) and Cheloniidae (green turtles, flatback sea turtles, loggerhead sea turtles, hawksbills, and ridleys). Both families ...
- Dermot Macmurrough
- Irish Diarmaid MSMNUMacENDNUMmurchada Irish king of Leinster whose appeal to the English for help in settling an internal dispute led to the Anglo-Norman invasion ... [1 Related Articles]
- Dermout, Maria
- Dutch novelist and short-story writer known for her subtle and evocative portraits of colonial life in the Dutch East Indies.
- DeRoburt, Hammer
- Nauruan politician who was at the centre of political life on the central Pacific island for more than 30 years, notably as the first elected president of Nauru following its ...
- Derocheilocaris galvarina
- (from the article "mustache shrimp") The shrimp's rather tubular body includes a long abdomen; thick, bristly antennules extend about two-thirds the length of the body. The largest species, Derocheilocaris galvarina, which attains lengths to 0.5 ...
- Derocheilocaris remani
- (from the article "mustache shrimp") ...0.02 inch), occurs on the Pacific coast of South America in the intertidal zone and on sandy bottoms in shallow waters. D. typicus occurs on the Atlantic coast of northeastern ...
- Derocheilocaris typicus
- (from the article "mustache shrimp") ...Derocheilocaris galvarina, which attains lengths to 0.5 mm (about 0.02 inch), occurs on the Pacific coast of South America in the intertidal zone and on sandy bottoms in shallow waters. ...
- Derosne, Francois
- (from the article "match") ...the paper in which it was wrapped was set on fire. Other early matches, which could be both inconvenient and unsafe, involved bottles containing phosphorus and other substances. An example ...
- Deroulede, Paul
- (from the article "Clemenceau, Georges") ...The attack on Clemenceau was mounted in the powerful daily newspaper, Le Petit Journal; it took a dramatic turn when, in the Chamber of Deputies on Dec. 20, 1892, the ...
- Derozio, Henry Louis Vivian
- poet and assistant headmaster of Hindu College, Calcutta, a radical thinker and one of the first Indian educators to disseminate Western learning and science among the young men of Bengal.
- Derqui, Santiago
- (from the article "Argentina") Before the unification took effect, however, Urquiza was succeeded in the presidency by Santiago Derqui. Another civil war broke out, but this time Buenos Aires defeated Urquiza's forces. Urquiza and ...
- derrick
- apparatus with a tackle rigged at the end of a beam for hoisting and lowering. Its name is derived from that of a famous early 17th-century hangman of Tyburn, Eng. ... [2 Related Articles]
- Derrick, Edward Holbrook
- (from the article "Q fever") Q fever was first recognized in 1935 in Queensland, Australia, by Edward Holbrook Derrick. According to Derrick, Q stands for query, an appellation applied because of the many unanswered questions ...
- Derrida, Jacques
- French philosopher whose critique of Western philosophy and analyses of the nature of language, writing, and meaning were highly controversial yet immensely influential in much of the intellectual world in ... [9 Related Articles]
- derringer
- pocket pistol produced in the early 19th century by Henry Deringer (q.v.), a Philadelphia gunsmith.
- Derry
- town (township), Rockingham county, southeastern New Hampshire, U.S., on Beaver Brook just southeast of Manchester. It includes the communities of Derry and East Derry. The town, set off from Londonderry ...
- Dertigers
- (from the article "South African literature") The supreme event in Afrikaans literature was the appearance of a group of talented poets, the Dertigers ("Poets of the '30s"), begun by W.E.G. Louw with Die ryke dwaas (1934; ...
- Dertouzos, Michael Leonidas
- Greek-born computer scientist (b. Nov. 5, 1936, Athens, Greece-d. Aug. 27, 2001, Boston, Mass.), as director of the Massachusetts Institute of Technology's computer science laboratory from 1974, provided valuable support ...
- Deruta
- (from the article "pottery") Among the early factories, that of Deruta (wich may have been under the patronage of Cesare Borgia) is of considerable importance. Maiolica has been made there from medieval times, and ...
- Deruta ware
- outstanding tin-glazed earthenware, or majolica, produced during the first half of the 16th century in the town of Deruta on the Tiber River, near Perugia, Italy. Deruta ware is characterized ...
- Derval, Paul
- (from the article "Folies-Bergere") The Folies achieved international repute under the management of Paul Derval (from 1918 to 1966). He staged a series of sumptuous and grandiose spectacles featuring beautiful young women parading in ...
- Derveni
- (from the article "calligraphy") A find in 1962 at Derveni (Dhervenion), in Macedonia, of a carbonized roll of papyrus (Archaeological Museum, Thessaloniki, Greece) offers the oldest example of Greek handwriting and the only one ...
- dervish
- any member of a Sufi (Muslim mystic) fraternity, or tariqa. Within the Sufi fraternities, which were first organized in the 12th century, an established leadership and a prescribed discipline obliged ... [5 Related Articles]
- Derwall, Jupp
- German association football (soccer) manager during his tenure as national coach (1978-84), guided West Germany to 45 wins (including a record 23 straight), 11 losses, and 11 ties; the 1980 ...
- Derwent River
- river in Tasmania, Australia, rising in Lake St. Clair on the central plateau and flowing 113 miles (182 km) southeast to enter Storm Bay through a 3.5-mile- (5.5-kilometre-) wide estuary. ...
- Derwent Water
- lake, administrative county of Cumbria, historic county of Cumberland, England, in the Lake District National Park. It is about 3 miles (5 km) long and from 0.5 to 1.25 miles ...
- Derwent, River
- river in North Yorkshire, England, that rises on Fylingdales Moor only 6 miles (10 km) inland from the North Sea but flows 57 miles (92 km) through alternating gorges and ...
- Derwentside
- district, administrative and historic county of Durham, northeastern England, located in the north-central part of the county about 12 miles (20 km) southwest of the city of Newcastle upon Tyne. ...
- Dery, Tibor
- Hungarian novelist, short-story writer, poet, and playwright, one of the most respected and controversial figures in 20th-century Hungarian literature. He was imprisoned for his role in the 1956 revolution.
- Deryne Szeppataki, Roza
- the first female Hungarian opera singer and the most famous Hungarian actress of the first half of the 19th century.
- Derzhavin, Gavrila Romanovich
- Russia's greatest and most original 18th-century poet, whose finest achievements lie in his lyrics and odes. [2 Related Articles]
- Des Moines
- city, capital of Iowa, U.S., and seat (1845) of Polk county. The city lies on the Des Moines River at its juncture with the Raccoon River in the south-central part ... [2 Related Articles]
- Des Moines Register, The
- morning daily newspaper published in Des Moines, Iowa, one of the most influential regional newspapers in the United States. [1 Related Articles]
- Des Moines River
- river rising in Lake Shetek in southwestern Minnesota, U.S., near Pipestone, and flowing 525 mi (845 km) in a southeasterly direction to join the Mississippi River 2 mi southwest of ...
- Des Periers, Bonaventure
- French storyteller and humanist who attained notoriety as a freethinker.
- Des Plaines
- city, Cook county, northeastern Illinois, U.S. Lying on the Des Plaines River, it is a suburb of Chicago, 17 miles (27 km) northwest of downtown. The area was originally inhabited ...
- Des Plaines River
- river rising in Kenosha county, southeastern Wisconsin, U.S., and flowing south into Illinois through the northwestern suburbs of Chicago to Lyons. It then continues southwest past Lockport and Joliet, where ...
- Des Roches, Roger
- (from the article "Canadian literature") ...by Marie Uguay, stricken at a young age by cancer. Surrealism remains an important influence in Quebec poetry, particularly in the expression of eroticism, as, for example, in the poetry ...
- Des Voeux, H. A.
- (from the article "smog") ...it is commonly used to describe the pall of automotive or industrial origin that lies over many cities, and its composition is variable (see video). The term was probably first ...
- Desaguadero River
- (from the article "Argentina") In the Northwest the Desaguadero River and its tributaries in the Andes Mountains water the sandy deserts of Mendoza province. The principal tributaries are the Jachal, Zanjon, San Juan, Mendoza, ...
- Desaguadero River
- (from the article "Titicaca, Lake") ...than 25 rivers empty their waters into Titicaca; the largest, the Ramis, draining about two-fifths of the entire Titicaca Basin, enters the northwestern corner of the lake. One small river, ...
- Desai, Anita
- English-language Indian novelist and author of children's books who excelled in evoking character and mood through visual images ranging from the meteorologic to the botanical.
- Desai, Kiran
- Indian-born American author whose second novel, The Inheritance of Loss (2006), became an international best seller and won the 2006 Booker Prize. [3 Related Articles]
- Desai, Morarji
- prime minister of India (1977-79), first leader of sovereign India not to represent the long-ruling Congress Party. [5 Related Articles]
- Desaix de Veygoux, Louis-Charles-Antoine
- French military hero who led forces in the German, Egyptian, and Italian campaigns of the French Revolutionary Wars (from 1792).
- desalination
- the removal of dissolved salts from seawater and in some cases from the brackish waters of inland seas, highly mineralized groundwaters (e.g., geothermal brines), and municipal waste waters. This process ... [10 Related Articles]
- DeSalvo, Albert
- (from the article "Boston Strangler") In 1965 Albert DeSalvo, an inmate at a state mental hospital who had a history of burglary dating from the 1950s, confessed to the murders. Although never actually charged with ...
- Desargues's theorem
- in geometry, mathematical statement discovered by the French mathematician Girard Desargues in 1639 that motivated the development, in the first quarter of the 19th century, of projective geometry by another ... [3 Related Articles]
- Desargues, Girard
- French mathematician who figures prominently in the history of projective geometry. Desargues's work was well known by his contemporaries, but half a century after his death he was forgotten. His ... [2 Related Articles]
- Desautels, Denise
- (from the article "Canadian literature") ...poetry (L'Accelerateur d'intensite [1987; "Accelerator of Intensity"]). Other poets have tended to integrate poetry and narrative-for example, Denise Desautels in La Promeneuse et l'oiseau suivi de Journal de la Promeneuse ...
- Desbiens, Patrice
- (from the article "Canadian literature") ...(Le Chien [1987; "The Dog"]) and Michel Ouellette (French Town [1994]) won Canada's Governor General's Award for drama in French. Poet Patrice Desbiens explored ...
- Desbonnet, Edmond
- (from the article "physical culture") ...a principal focus in French schools, where battalions of healthy young men were trained to avenge the loss of Alsace-Lorraine to the Germans. It was in this heady nationalistic atmosphere ...
- Desbordes, Michele
- (from the article "Literature") ...poet Arthur Rimbaud, her intense shame at her brother's scandalous life of poetry, homosexuality, and debauchery, and her attempt to bring him back on his deathbed to a relationship with ...
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