Roméo Dallaire is a Canadian army officer who led the ill-fated United Nations peacekeeping mission (1993–94) in Rwanda. The son of a Canadian soldier, Dallaire joined the Canadian army in 1964 and earned a B.S. degree at the Royal Military College in Kingston, Ontario, in 1969. During his career

Katsina: The Fulani leader Umaru Dallaji captured Katsina town in 1806 and was named the first Katsina emir with Katsina as his seat. The emirate was governed by the representative of the sultan of Sokoto (a town 160 miles [258 km] west) as well as the local emir. Many…

Thomas Dallam was a prominent English organ builder, whose sons were also known for their organ-building. Little is known of Dallam’s early life, except that he was apprenticed to a member of the Blacksmiths’ Company, later attaining the status of liveryman. In 1599–1600 he traveled to

Dallán Forgaill was the chief Irish poet of his time, probably the author of the Amra Choluim Chille, or Elegy of St. Columba, one of the earliest Irish poems of any length. The poem was composed after St. Columba’s death in the alliterative, accentual poetic form of the period, in stanzas of

Luigi Dallapiccola was an Italian composer, noteworthy for putting the disciplined 12-tone serial technique at the service of warm, emotional expression. Dallapiccola spent much of his childhood in Trieste and was interned with his family in Graz, Austria, during World War I; there he became

Dallas, American television soap opera that revolutionized prime-time drama and was one of the most popular programs of the 1980s. Dallas started as a five-part miniseries on CBS in April 1978 and continued to air for 13 full seasons (1978–91), becoming one of the era’s signature shows and a global

Dallas, city, Dallas, Collin, Denton, Rockwell, and Kaufman counties, seat (1846) of Dallas county, north-central Texas, U.S. It lies along the Trinity River near the junction of that river’s three forks, in a region of prairies, tree-lined creeks and rivers, and gentle hills. Its winters are mild

Dallas Zoo: The Dallas Aquarium at Fair Park, which is operated by Dallas Zoo, opened in 1936 as part of the city’s celebration of the Texas centennial. The aquarium features some 6,000 freshwater and saltwater species of fish, reptiles, and amphibians and conducts breeding programs for regional endangered…

Dallas: The contemporary city: …in the Dallas area include Dallas Baptist University (1898), Southern Methodist University (1911), the University of Dallas (1956), the University of Texas at Dallas (1961), and several community colleges.

Jennifer Garner: Roles from the 2010s and divorce from Affleck: …in the critically acclaimed film Dallas Buyers Club, starring McConaughey. She then appeared alongside Kevin Costner in Draft Day (2014); Steve Carell in the Disney movie adaptation of the popular children’s book, Alexander and the Terrible, Horrible, No Good, Very Bad Day (2014); and Al Pacino in Danny Collins (2015).…

Dallas: History: The Dallas Cotton Exchange was organized in 1907 and in the early decades of the 20th century was one of the world’s largest cotton markets. In addition, the city was a top manufacturer of cotton-ginning machinery. Also during the early 20th century, Dallas was a centre…

Lee Harvey Oswald: …secured a job at the Texas School Book Depository.

Dallas Cowboys, American professional football team based in Dallas that plays in the National Football Conference (NFC) of the National Football League (NFL). One of the NFL’s most successful and popular franchises, the Cowboys have won five Super Bowls and eight conference championships. (Read

Rose Byrne: Early roles in Australia and Hollywood breakthrough: Star Wars and Troy: …of 13 in the film Dallas Doll (1994). She followed that up with a regular role in the Australian soap opera Echo Point (1995) and small guest roles in Australian TV series, including G.P. (1989–96), Wildside (1997–99), and Big Sky (1997–99). In 1999 she played a small-town girl who falls…

Dallas Mavericks, American professional basketball team based in Dallas that plays in the National Basketball Association (NBA). The Mavericks have won one NBA championship (2011). The Mavericks were founded in 1980 and, like most expansion teams, struggled in their first seasons in the NBA. Dallas

Dallas Stars, American professional ice hockey team based in Dallas that plays in the Western Conference of the National Hockey League (NHL). The franchise has appeared in the Stanley Cup finals five times (1981, 1991, 1999, 2000, and 2020) and has won one championship (1999). The team began play

Dallas Wings, American professional basketball team that plays in the Western Conference of the Women’s National Basketball Association (WNBA). For the first 12 years of its existence, the franchise was based in Detroit and was named the Detroit Shock. The Shock won three WNBA championships (2003,

Dallas Zoo, municipal zoological garden in Marsalis Park, Dallas, Texas, U.S. It is noted for its fine reptile and amphibian collection. Founded in 1888, the zoo houses about 1,500 specimens of more than 300 species on its 95-acre (38-hectare) site. It is operated by the city of Dallas and

George Mifflin Dallas: Dallas was the son of Alexander J. Dallas, secretary of the Treasury (1814–16), and Arabella Maria Smith. In 1813 his father arranged for George to serve as a private secretary to Albert Gallatin, secretary of the Treasury (1801–14), on his diplomatic mission to Russia to negotiate an end to the…

George Mifflin Dallas was the 11th vice president of the United States (1845–49) in the Democratic administration of President James K. Polk. Dallas was the son of Alexander J. Dallas, secretary of the Treasury (1814–16), and Arabella Maria Smith. In 1813 his father arranged for George to serve as

Dallas: The contemporary city: …University of Dallas (1956), the University of Texas at Dallas (1961), and several community colleges.

airport: Unit terminals: , Dallas–Fort Worth and Kansas City in the United States), terminals of different design (e.g., London’s Heathrow, Pearson International Airport near Toronto, John F. Kennedy International Airport in New York City), terminals fulfilling different functions (e.g., Heathrow, Arlanda Airport near Stockholm,

The Dalles, inland port, seat (1854) of Wasco county, Oregon, U.S., on the south bank of the Columbia River, 75 miles (121 km) east of Portland, within the Columbia River Gorge National Scenic Area. The area around The Dalles is known to have been a trading centre for Native Americans as long as

The Dalles, inland port, seat (1854) of Wasco county, Oregon, U.S., on the south bank of the Columbia River, 75 miles (121 km) east of Portland, within the Columbia River Gorge National Scenic Area. The area around The Dalles is known to have been a trading centre for Native Americans as long as

Alaska blackfish, (species Dallia pectoralis), Arctic freshwater fish, assigned by most authorities to the family Umbridae but by others to the separate family Dalliidae. The fish is about 20 cm (8 inches) long, with a dark, streamlined body, protruding lower jaw, and two large opposed fins near

Cyrus Edwin Dallin was an American sculptor, best known for equestrian portraits of American Indians. Dallin studied in Boston and in Paris and then returned to Boston to teach sculpture at the Massachusetts School of Art. As a boy Dallin had lived among Indians, and his portrayals of them were in

Henry Lytton Bulwer was a diplomat who, as British ambassador to the United States, negotiated the controversial Clayton–Bulwer Treaty (April 19, 1850), which concerned in part the possibility of a canal traversing Central America and was also intended to resolve (but in fact aggravated) various

Paspalum: Dallis grass (P. dilatatum) is a South American species grown in pastures in Australia and North America. Vasey grass (P. urvillei) is grown as hay in its native South America but is considered a noxious weed elsewhere. Water couch, or knotgrass (P. distichum), forms large…

John Henry Dallmeyer was a British inventor and manufacturer of lenses. Showing an aptitude for science, Dallmeyer was apprenticed to an Osnabrück optician, and in 1851 he went to London, where he obtained work with an optician and later with Andrew Ross, a lens and telescope manufacturer. After a

John Henry Dallmeyer: His son Thomas Rudolphus Dallmeyer (1859–1906) introduced telephoto lenses into ordinary practice (patented 1891) and wrote a standard book on the subject (Telephotography, 1899).

radiation: Historical background: …he noticed that his assistant, Clarence Dally, was so “poisonously affected” by the new rays that his hair fell out and his scalp became inflamed and ulcerated. By 1904 Dally had developed severe ulcers on both hands and arms, which soon became cancerous and caused his early death.

Dalmatia, region of Croatia, comprising a central coastal strip and a fringe of islands along the Adriatic Sea. Its greatest breadth, on the mainland, is about 28 miles (45 km), and its total length, from the Kvarner (Quarnero) gulf to the narrows of Kotor (Cattaro), is about 233 miles (375 km).

Dalmatia, region of Croatia, comprising a central coastal strip and a fringe of islands along the Adriatic Sea. Its greatest breadth, on the mainland, is about 28 miles (45 km), and its total length, from the Kvarner (Quarnero) gulf to the narrows of Kotor (Cattaro), is about 233 miles (375 km).

Dalmatian, dog breed named after the Adriatic coastal region of Dalmatia, Croatia, its first definite home. The origins of the breed are unknown. The Dalmatian has served as a sentinel, war dog, fire department mascot, hunter, shepherd, and performer. It is best known, however, as a coach or

Dalmatian language, extinct Romance language formerly spoken along the Dalmatian coast from the island of Veglia (modern Krk) to Ragusa (modern Dubrovnik). Ragusan Dalmatian probably disappeared in the 17th century; the Vegliot Dalmatian dialect became extinct in the 19th

dalmatic, liturgical vestment worn over other vestments by Roman Catholic, Lutheran, and some Anglican deacons. It probably originated in Dalmatia (now in Croatia) and was a commonly worn outer garment in the Roman world in the 3rd century and later. Gradually, it became the distinctive garment of

Slovene literature: …the first Slovene book (1550), Jurij Dalmatin, who translated the Bible into Slovene (1584), and Adam Bohorič, who established a Slovene orthography and analyzed Slovene grammar (1584), created, with others, a corpus of writings in Slovene that even the Counter-Reformation, which was otherwise successful in restoring Catholicism to Slovenia, could…

pyrethrum: Species: Dalmation pellitory, or pyrethrum daisy (Chrysanthemum cinerariifolium), is daisylike in appearance, with white ray flowers surrounding a yellow centre. The blue-gray leaves are deeply divided. The plant is native to the Balkans and is important commercially as a source of pyrethrin.

Matteo Giulio Bartoli: In an important early study, Das Dalmatische (1906; “Dalmatian”), he documented and analyzed the now-extinct Romance dialect of the Adriatic island of Veglia (Krk, Yugos.). He later advanced his theories about language in Introduzione alla neolinguistica (1925; “Introduction to Neolinguistics”) and Saggi di linguistica spaziale (1945; “Essays on Areal Linguistics”).…

José de Cadalso y Vázquez was a Spanish writer famous for his Cartas marruecas (1793; “Moroccan Letters”), in which a Moorish traveler in Spain makes penetrating criticisms of Spanish life. Educated in Madrid, Cadalso traveled widely and, although he hated war, enlisted in the army against the

Far Eastern Republic, nominally independent state formed by Soviet Russia in eastern Siberia in 1920 and absorbed into the Soviet Union in 1922. At the time of the Far Eastern Republic’s creation, the Bolsheviks controlled Siberia west of Lake Baikal, while Japan held much of the Pacific coast,

Dalian, city and port, southern Liaoning sheng (province), northeastern China. It consists of the formerly independent cities of Dalian and Lüshun, which were amalgamated (as Lüda) in 1950; in 1981 the name Dalian was restored, and Lüshun became a district of the city. Situated at the southern tip

Daloa, town, west-central Côte d’Ivoire (Ivory Coast), at the intersection of major north-south and east-west routes. It is the chief collecting point for a forest region that sends coffee, cocoa, kola nuts, and timber (sipo) to the coast for export. Daloa is also a local trade centre for rice,

Wu Changshuo was a Chinese seal carver, painter, and calligrapher who was prominent in the early 20th century. Wu was born into a scholarly family and began writing poems and carving seals by age 10. As a young man, Wu passed the civil service examinations and started a family, while still pursuing

dolomite: General considerations: …bulk of the dolomite constitutes dolostone formations that occur as thick units of great areal extent in many sequences of chiefly marine strata. (The rock dolostone is referred to by only the mineral name—i.e., dolomite—by many geologists.) The Dolomite Alps of northern Italy are a well-known example. Other relatively common…

Sichuan: Relief: …on the northeast, while the Dalou Mountains, a lower and less continuous range with an average elevation of 5,000 to 7,000 feet (1,500 to 2,100 metres), border the south. To the west the Daxue Mountains of the Tibetan borderland rise to an average elevation of 14,500 feet (4,400 metres). To…

Jules Dalou was a French sculptor noted for allegorical group compositions of Baroque inspiration and for simpler studies of common people, representative of the naturalist trend in French sculpture. Dalou’s chief mentor was Jean-Baptiste Carpeaux, who encouraged his training first, and briefly, at

Jules Dalou was a French sculptor noted for allegorical group compositions of Baroque inspiration and for simpler studies of common people, representative of the naturalist trend in French sculpture. Dalou’s chief mentor was Jean-Baptiste Carpeaux, who encouraged his training first, and briefly, at

Canadian literature: The Quiet Revolution of French Canadian minorities: …the 1980s and 1990s, both Jean Marc Dalpé (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 the alienation of the Francophone minority in his bilingual poetry collection L’Homme invisible/The Invisible Man (1981). Novelist and…

Dalradian Series, sequence of highly folded and metamorphosed sedimentary and volcanic rocks of late Precambrian to Early Cambrian age, about 540 million years old, that occurs in the southeastern portions of the Scottish Highlands of Great Britain, where it occupies a belt 720 kilometres (450

Dalriada, Gaelic kingdom that, at least from the 5th century ad, extended on both sides of the North Channel and composed the northern part of the present County Antrim, Northern Ireland, and part of the Inner Hebrides and Argyll, in Scotland. In earlier times, Argyll had received extensive

Campbeltown, small royal burgh (town) and seaport, Argyll and Bute council area, historic county of Argyllshire, western Scotland. Campbeltown is the main centre of the Peninsula of Kintyre, which is 40 miles (65 km) long and protrudes into the Atlantic. By sea it is 83 miles (134 km) southwest of

Alexander Dalrymple was a Scottish geographer, the first hydrographer of the British Admiralty and proponent of the existence of a vast, populous continent in the South Pacific, which he called the Great South Land. Dalrymple spent most of the time between 1757 and 1764 in the East Indies trying to

Herbert River: Explored in 1864 by George Dalrymple, the river was named after Sir Robert George Herbert, the state’s first premier. Dense forests along its middle course furnish lumber, while sugarcane is grown on flats near the coast. Wallaman Falls (970 feet [296 m]), on the tributary Stony Creek, forms the…

William III: The Glen Coe massacre: …merely dismissing from his secretaryship Sir John Dalrymple, on whom responsibility for the massacre was finally placed. In Ireland war formally broke out in 1689, when James landed there with French support. But the successful defense of Londonderry and of Enniskillen, and William’s own victory at the Battle of the…

Daegu: …Daegu’s other attractions are the Dalseong Fortress, an earthen-mound fort that protected Daegu for many centuries but is now a popular park, and Apsan Park, from which a cable car takes visitors up to Mount Ap for views of the city. Daegu is home to a number of colleges and…

Dalsland, landskap (province), southwestern Sweden, on the Norwegian border, one of the smaller traditional provinces in the country. It is bounded to the east by Lake Vänern, to the west by Norway and the province of Bohuslän, and to the north by the province of Värmland. Dalsland is included in

Dalton, city, seat (1851) of Whitfield county, northwestern Georgia, U.S., encircled by the Cohutta Mountains. Although founded in 1837 as Cross Plains, it was renamed, probably, for the mother of Edward White (head of the syndicate that bought the townsite), whose maiden name was Dalton. It

atomic mass unit (AMU), in physics and chemistry, a unit for expressing masses of atoms, molecules, or subatomic particles. An atomic mass unit is equal to 1 12 the mass of a single atom of carbon-12, the most abundant isotope of carbon, or 1.660538921 × 10 −24 gram. The mass of an atom consists of

Dalton Brothers, four train and bank robbers famous in U.S. Western history: Grattan (“Grat”; 1861–92), William (“Bill”; 1863–94), Robert (“Bob”; 1870–92), and Emmett (1871–1937). Their older cousins were the outlaw Younger brothers. Their father, Lewis Dalton, a rambler and saloonkeeper, abandoned

Coffeyville: The Dalton Defenders Museum in Coffeyville commemorates local citizens who in October 1892 died in a gun battle with the Dalton brothers, local desperadoes. Montgomery State Fishing Lake is located northwest of the city. Inc. 1872. Pop. (2000) 11,021; (2010) 10,295.

Alaska: Transportation: The Dalton Highway, a 414-mile (666-km) road paralleling the Trans-Alaska Pipeline, runs from Fairbanks to Prudhoe Bay and combines with the existing highway system to provide an overland route from the ice-free southern ports to the Arctic Ocean. The highway becomes more remote and rugged as…

Dalton Plan, secondary-education technique based on individual learning. Developed by Helen Parkhurst in 1919, it was at first introduced at a school for the handicapped and then in 1920 in the high school of Dalton, Mass. The plan had grown out of the reaction of some progressive educators to the

Dalton minimum, period of reduced sunspot activity that occurred between roughly 1790 and 1830. It was named for the English meteorologist and chemist John Dalton. Sunspot activity waxes and wanes with over about an 11-year cycle. During the Dalton minimum, the solar cycle continued; however, the

Dalton Plan, secondary-education technique based on individual learning. Developed by Helen Parkhurst in 1919, it was at first introduced at a school for the handicapped and then in 1920 in the high school of Dalton, Mass. The plan had grown out of the reaction of some progressive educators to the

Jeffrey Epstein: Early life: … and mathematics at the prestigious Dalton School in Manhattan, New York, many of whose students belonged to some of the wealthiest families in the country. Alumni include Anderson Cooper, comedian Chevy Chase, and actress Claire Danes. During his tenure at Dalton, Epstein was described by students as both a charismatic…

Dalton’s law, the statement that the total pressure of a mixture of gases is equal to the sum of the partial pressures of the individual component gases. The partial pressure is the pressure that each gas would exert if it alone occupied the volume of the mixture at the same temperature. This

Dalton Brothers: Western history: Grattan (“Grat”; 1861–92), William (“Bill”; 1863–94), Robert (“Bob”; 1870–92), and Emmett (1871–1937). Their older cousins were the outlaw Younger brothers.

Dalton Brothers: …1863–94), Robert (“Bob”; 1870–92), and Emmett (1871–1937). Their older cousins were the outlaw Younger brothers.

John Dalton was an English meteorologist and chemist, a pioneer in the development of modern atomic theory. Dalton was born into a Quaker family of tradesmen; his grandfather Jonathan Dalton was a shoemaker, and his father, Joseph, was a weaver. Joseph married Deborah Greenup in 1755, herself from

premenstrual syndrome: …was named by British physician Katharina Dalton in the 1950s.

premenstrual syndrome: …was named by British physician Katharina Dalton in the 1950s.

El Salvador: The arts: …country’s most widely respected poets, Roque Dalton, was assassinated in 1975 as a result of leftist internecine struggle.

Heathcliff: List of actors who have played Heathcliff:

Julian Eltinge was an American vaudeville star, often called the greatest female impersonator in theatrical history. Eltinge played his first female role at age 10. A graduate of Harvard, he entered vaudeville in 1904, soon commanding one of the highest salaries in show business. During a

Dalton Brothers: Western history: Grattan (“Grat”; 1861–92), William (“Bill”; 1863–94), Robert (“Bob”; 1870–92), and Emmett (1871–1937). Their older cousins were the outlaw Younger brothers.

nonstoichiometric compound: …berthollide compounds in distinction from daltonides (in which the atomic ratios are those of small integers), nonstoichiometric compounds are best known among the transition elements. Several of them are important as components of solid-state electronic devices, such as rectifiers, thermoelectric generators, photodetectors, thermistors, and magnets useful in high-frequency circuits.

the Who: May 19, 1945, London, England), Roger Daltrey (b. March 1, 1944, London), John Entwistle (b. October 9, 1944, London—d. June 27, 2002, Las Vegas, Nevada, U.S.), and Keith Moon (b. August 23, 1946, London—d. September 7, 1978, London). Moon was replaced by Kenney Jones (b. September 16, 1948, London).

luogu: …present in most styles are daluo (large gong without a boss, beaten with a padded mallet), bo (cymbals), and gu (skin-headed drum, beaten with two sticks). The xiaoluo (small gong without a boss, beaten with a stick or a thin plate), ling (handbells), and ban (woodblock) are sometimes added. Whatever…

Jim Harrison: Harrison was especially praised for Dalva (1988; television film 1996), which featured his first female protagonist. The Road Home (1998) expounds upon the family saga begun in Dalva. Other collections of novellas include Julip (1994), The Beast God Forgot to Invent (2000), The Farmer’s Daughter (2010), The River Swimmer (2013),…

alcohol consumption: Individual and social effects: …pressure than from alcoholism, the disability-adjusted life years (a technical measure for computing the loss of healthy life as the result of disability) resulting from alcohol abuse nearly equals that from high blood pressure and smoking combined. Alcoholics and problem drinkers also undoubtedly contribute to the deterioration of the mental…

Daly City, city, San Mateo county, California, U.S. Daly City is adjacent to San Francisco, between the San Bruno Mountains and the Pacific Ocean on the San Francisco peninsula. First inhabited by Ohlone Indians, the site became a Spanish land grant (largely uninhabited) in the 18th century. Later

Marie Maynard Daly was an American biochemist whose research helped advance the fields of molecular biology, cell metabolism, and cardiovascular disease. Daly was the first African American woman to earn a Ph.D. degree in chemistry in the United States. Daly’s parents cultivated her academic

mass spectrometry: Daly detector: In 1960 N.R. Daly introduced a form of detector with properties superior to the electron multipliers described above. In this design the incident ions are attracted to a rounded electrode of a few centimetres in dimension that is held at 10,000 to 20,000…

Daly River, river in northwestern Northern Territory, Australia; it is formed by the juncture of the King, Katherine, and Flora rivers in the hills west of Arnhem Land and flows northwest for about 200 miles (320 km) to Anson Bay on the Timor Sea. With its major tributary, the Fergusson, the Daly

Augustin Daly was an American playwright and theatrical manager whose companies were major features of the New York and London stage. Although Daly’s childhood was spent in amateur performances of the Romantic blank-verse drama of the period, it was as a writer of more realistic melodramas that he

Louis Sullivan: Legacy of Louis Sullivan: The French architect César-Denis Daly, for example, in an essay reprinted in a Chicago architectural journal, stated that

Detroit Pistons: …the guidance of head coach Chuck Daly, these Detroit teams were characterized by their extremely physical—some would say dirty—style of play, which earned them the nickname “Bad Boys.” After another trip to the conference finals in 1991 (a loss to Michael Jordan and the ascendant Chicago Bulls), Detroit regressed and…

British Open: History: American John Daly won that year after a play-off with Italy’s Costantino Rocca, beginning another period of American supremacy at The Open in which 10 of the next 13 winners hailed from the United States, including Tiger Woods, who won three championships (2000, 2005–06). Subsequent years…

Augustin Daly was an American playwright and theatrical manager whose companies were major features of the New York and London stage. Although Daly’s childhood was spent in amateur performances of the Romantic blank-verse drama of the period, it was as a writer of more realistic melodramas that he

Marcus Daly was an American mining tycoon. Known as the “Copper King,” he was the prime mover behind the Anaconda Copper Mining Co., one of the world’s largest copper producers. Emigrating from Ireland to New York City in 1856, Daly soon moved westward, finding work in mines in California and Utah

Marie Maynard Daly was an American biochemist whose research helped advance the fields of molecular biology, cell metabolism, and cardiovascular disease. Daly was the first African American woman to earn a Ph.D. degree in chemistry in the United States. Daly’s parents cultivated her academic

Mary Daly was an American theologian, philosopher, and ethicist who pioneered radical feminist theology. Daly was born into a Roman Catholic family. After earning a Ph.D. in religion from St. Mary’s College (1953), she studied medieval philosophy and Thomist theology at the University of Fribourg,

young adult literature: Seventeenth Summer and the rise of youth culture: …as Seventeenth Summer (1942) by Maureen Daly, A Tree Grows in Brooklyn (1943) by Betty Smith, and The Catcher in the Rye (1951) by J.D. Salinger demonstrated the lucrative potential of teen readers. Seventeenth Summer, in particular, is considered to be the first book written with that audience in mind.…

Reginald Aldworth Daly was a Canadian-American geologist who independently developed the theory of magmatic stoping, whereby molten magma rises through the Earth’s crust and shatters, but does not melt, the surrounding rocks. The rocks, being denser than the magma, then sink, making room for the

Diana Vreeland was an American editor and fashion expert whose dramatic personality and distinctive tastes marked her successful leadership of major American fashion magazines during the mid-20th century. Diana Dalziel was the daughter of a Scottish father and an American mother in whose home the

dog: Aging and behavioral development: …deaf, totally dependent on the dam for warmth and nourishment. The dam will instinctively suckle and protect her young, often keeping other dogs and all but the most trusted people away from the whelping box. Between 10 and 14 days after birth, the eyes and ear canals open, and the…

dam, structure built across a stream, a river, or an estuary to retain water. Dams are built to provide water for human consumption, for irrigating arid and semiarid lands, or for use in industrial processes. They are used to increase the amount of water available for generating hydroelectric

The Dam Busters, British World War II film, released in 1955, that chronicles the preparations for and the execution of Operation Chastise (May 16–17, 1943), in which a British air squadron used bouncing bombs to destroy hydroelectric dams that were vital to Germany’s production of war matériel.