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  • Twelve Tribes of Israel

    Twelve Tribes of Israel, in the Bible, the Hebrew people who, after the death of Moses, took possession of the Promised Land of Canaan under the leadership of Joshua. Because the tribes were named after sons or grandsons of Jacob, whose name was changed to Israel after he wrestled an angel of the

  • Twelve Variations on Ah, vous dirai-je, Maman (work by Mozart)

    Twelve Variations on “Ah, vous dirai-je, Maman,” K 265, set of variations for solo piano composed by Wolfgang Amadeus Mozart and published in Vienna in 1785. The variations are based upon the French folk song “Ah, vous dirai-je, Maman” (English: “Ah, Mother, if I could tell you”), with the same

  • Twelve Years a Slave (work by Northup)

    Solomon Northup: …the basis for his book Twelve Years a Slave: Narrative of Solomon Northup, a Citizen of New York, Kidnapped in Washington City in 1841, and Rescued in 1853, from a Cotton Plantation near the Red River in Louisiana (1853).

  • Twelve Years’ Truce (Netherlands history)

    Netherlands: The Twelve Years’ Truce: The Twelve Years’ Truce, which began in 1609, arose out of political controversies that were to dominate the republic for the next two centuries. The collaboration between the house of Orange and the leaders of the province of Holland, which had thwarted…

  • Twelve, The (Old Testament)

    The Twelve, book of the Hebrew Bible that contains the books of 12 minor prophets: Hosea, Joel, Amos, Obadiah, Jonah, Micah, Nahum, Habakkuk, Zephaniah, Haggai, Zechariah, and Malachi. In most other versions of the Old Testament, each of these 12 is treated as a separate book (e.g., the Book of

  • Twelve, The (work by Blok)

    Aleksandr Aleksandrovich Blok: …novel in verse Dvenadtsat (1918; The Twelve) and the poem “Skify” (1918; “The Scythians”). Many early readers of The Twelve regarded its depiction of Christ in revolutionary Petrograd as blasphemous, but through it Blok expressed vividly the mood of the time. He quickly became disillusioned with the Bolshevik government, however,…

  • Twelve, The (Christianity)

    Apostle, (from Greek apostolos, “person sent”), any of the 12 disciples chosen by Jesus Christ. The term is sometimes also applied to others, especially Paul, who was converted to Christianity a few years after Jesus’ death. In Luke 6:13 it is stated that Jesus chose 12 from his disciples “whom he

  • twelve-step program (therapeutics)

    alcoholism: Social treatment: …strive to follow the “12 Steps,” a nonsectarian spiritual program that includes reliance on God—or any “higher power” as understood by each individual—to help prevent a relapse into drinking. It also includes self-examination; personal acknowledgment of, confession of, and taking responsibility for the harm caused by the member’s alcohol-related…

  • Twelve-Tablet Poem (Babylonian literature)

    history of Mesopotamia: Babylonia under the 2nd dynasty of Isin: …epic is known as the Twelve-Tablet Poem; it contains about 3,000 verses. It is distinguished by its greater emphasis on the human qualities of Gilgamesh and his friend Enkidu; this quality makes it one of the great works of world literature.

  • twelve-tone music (music composition)

    12-tone music, large body of music, written roughly since World War I, that uses the so-called 12-tone method or technique of composition. The Austrian-born composer Arnold Schoenberg is credited with the invention of this technique, although other composers (e.g., the American composer Charles

  • Twelver Shi?ah (Islamic sect)

    Twelver Shi?ah, the largest of the three Shi?i groups extant today. The Twelvers believe that, at the death of the Prophet Muhammad in 632 ce, the spiritual-political leadership (the imamate) of the Muslim community was ordained to pass down to ?Alī, the Prophet’s cousin and son-in-law, and then to

  • Twenhofel, William Henry (American geologist)

    William Henry Twenhofel, geologist noted for his investigations of sedimentation processes. He taught at the East Texas Normal College from 1904 until 1907, when he joined the faculty of the University of Kansas (Lawrence). In 1916 he moved to the University of Wisconsin (Madison), where he served

  • Twente Canal (canal, Netherlands)

    canals and inland waterways: Major inland waterways of Europe: The Twente Canal, opened in 1936, improved communication with the industrial east. Most important of the postwar projects was the building of the Amsterdam-Rhine Canal to enhance the capital’s value as a transshipment port. The Noord-Hollandsch Canal from Amsterdam to Den Helder was constructed, and the…

  • Twentieth Amendment (United States Constitution)

    Twentieth Amendment, amendment (1933) to the Constitution of the United States indicating the beginning and ending dates of presidential and congressional terms. It was proposed by Sen. George W. Norris of Nebraska on March, 2, 1932, and was certified the following January. Commonly known as the

  • Twentieth Century (film by Hawks [1934])

    Howard Hawks: Films of the mid-1930s: and Charles MacArthur, he crafted Twentieth Century (1934) into an enduring screwball comedy, establishing (along with Frank Capra’s It Happened One Night [1934]) the genre’s conventions: seemingly mismatched lovers at the centre of unlikely romances, off-the-wall characters and behaviour, and zany situations. Carole Lombard gave a classic comic performance as…

  • Twentieth Century Fox Film Corporation (American motion-picture studio)

    20th Century Fox, major American film studio formed in 1935 by the merger of Twentieth Century Pictures and the Fox Film Corporation. Since 2019 it has been a subsidiary of the Disney Company. Headquarters are in Los Angeles. William Fox was a New York City exhibitor who began distributing films in

  • Twentieth Congress of the Communist Party of the Soviet Union (1956)

    Twentieth Congress of the Communist Party of the Soviet Union, (Feb. 14–25, 1956), event notable as the first stage of First Secretary Nikita S. Khrushchev’s program to repudiate Stalinism in the Soviet Union. Highlighting the Twentieth Congress were two addresses given by Khrushchev: the famous

  • twenty (number)

    number symbolism: 20: The number 20 has little mystical significance, but it is historically interesting because the Mayan number system used base 20. When counting time the Maya replaced 20 × 20 = 400 by 20 × 18 = 360 to approximate the number of days in…

  • Twenty Love Poems and a Song of Despair (poetry by Neruda)

    Twenty Love Poems and a Song of Despair, verse collection by Chilean poet and diplomat Pablo Neruda, published in 1924 as Veinte poemas de amor y una canción desesperada. The book immediately established the author’s reputation and went on to become his most popular book; it became one of the most

  • Twenty Minutes for the Twentieth Century (work by Tehgal)

    Tino Sehgal: …in Ghent, Belgium, he choreographed Twenty Minutes for the Twentieth Century (1999), in which he danced nude in tribute to ballet innovators ranging from Vaslav Nijinsky to Pina Bausch. The performances varied, and after staging the work in museum settings, Sehgal began to question the passive role of the audience.

  • twenty questions (game)

    Twenty questions, guessing game in which one player thinks of an object and informs his opponents whether it is “animal, vegetable, or mineral” or, in some games, “abstract.” The others in turn ask questions designed to limit the field of inquiry and close in upon the answer. Only 20 questions are

  • Twenty Thousand Leagues Under the Sea (novel by Verne)

    Twenty Thousand Leagues Under the Sea, novel by Jules Verne, first published in French as Vingt Mille Lieues sous les mers in 1869–70. It is perhaps the most popular book of his science-fiction series Voyages extraordinaires (1863–1910). Professor Pierre Aronnax, the narrator of the story, boards

  • Twenty Years on Broadway and the Years It Took to Get There (work by Cohan)

    George M. Cohan: …Cohans” is in his autobiography, Twenty Years on Broadway and the Years It Took to Get There (1925).

  • Twenty Years’ Crisis, 1919–1939: An Introduction to the Study of International Relations, The (book by Carr)

    international relations: Structures, institutions, and levels of analysis: In The Twenty Years’ Crisis, 1919–1939: An Introduction to the Study of International Relations (1939), E.H. Carr contended that individuals’ interest in the creation of a peaceful world could determine the foreign policies of democracies. A world constituted entirely of democracies, according to this view, would…

  • Twenty, The (Belgian artists group)

    Les Vingt, group of artists who exhibited together in Belgium during the years 1891–93, having been brought together by a common interest in Symbolist painting. Like their French and German contemporaries, these painters, who were centred on Brussels, had shifted the emphasis in their works from

  • Twenty, The Society of the (Belgian artists group)

    Les Vingt, group of artists who exhibited together in Belgium during the years 1891–93, having been brought together by a common interest in Symbolist painting. Like their French and German contemporaries, these painters, who were centred on Brussels, had shifted the emphasis in their works from

  • Twenty-fifth Amendment (United States Constitution)

    Twenty-fifth Amendment, amendment (1967) to the Constitution of the United States that set forth succession rules relating to vacancies and disabilities of the office of the president and of the vice president. It was proposed by the U.S. Congress on July 6, 1965, and it was ratified on Feb. 10,

  • Twenty-first Amendment (United States Constitution)

    Twenty-first Amendment, amendment (1933) to the Constitution of the United States that officially repealed federal prohibition, which had been enacted through the Eighteenth Amendment, adopted in 1919. The temperance movement was a strong force in U.S. politics in the early 20th century, enabling

  • twenty-five (card game)

    Twenty-five, Ireland’s national card game, related to the classic Spanish game of ombre. It was played under the name maw by the British King James I and was later called spoil five from one of its principal objectives. From it derives the Canadian game of forty-fives. Twenty-five is a

  • Twenty-five Articles of Religion (creed by Wesley)

    Twenty-five Articles of Religion, creed that was prepared by John Wesley, founder of Methodism, for the Methodist church in the United States. The creed was accepted at the conference in Baltimore, Md., in 1784, when the Methodist Episcopal Church was formally organized. The Twenty-five Articles

  • Twenty-five Pages (work by Brown)

    Earle Brown: Brown’s first open-form composition, Twenty-five Pages (1953) for 1–25 pianists, has a score of 25 pages that are to be arranged in a sequence chosen by the performer(s). Most of Brown’s later work further developed graphic notation and open form.

  • Twenty-five, Council of (Genevan government)

    Geneva: Class conflicts: …the powers of the aristocratic Council of Twenty-five were systematically enlarged at the expense of the General Council, which eventually was summoned only to rubber-stamp the decisions of the magistrates.

  • Twenty-fourth Amendment (United States Constitution)

    Twenty-fourth Amendment, amendment (1964) to the Constitution of the United States that prohibited the federal and state governments from imposing poll taxes before a citizen could participate in a federal election. It was proposed by the U.S. Congress on August 27, 1962, and was ratified by the

  • Twenty-One (American television program)

    Television in the United States: The year of transition: 1959: …appearances on the quiz show Twenty-One (NBC, 1956–58) by, among other things, parlaying his newfound celebrity into a guest host job on the popular NBC morning show Today (begun 1952). Van Doren consistently denied any involvement in the scandal until Nov. 2, 1959, when, after being subpoenaed by a congressional…

  • Twenty-one (card game)

    Blackjack, gambling card game popular in casinos throughout the world. Its origin is disputed, but it is certainly related to several French and Italian gambling games. In Britain since World War I, the informal game has been called pontoon. Players hope to get a total card value of 21 or to come

  • Twenty-One Balloons, The (work by du Bois)

    William Pène du Bois: …awarded the Newbery Medal for The Twenty-One Balloons (1947).

  • Twenty-one Demands (East Asian history)

    Twenty-one Demands, (Jan. 18, 1915), claims made by the Japanese government to special privileges in China during World War I. The major European powers, which already enjoyed similar privileges in China, could not oppose Japan’s move because of their involvement in the war. On May 7 Japan

  • Twenty-one Points (Soviet politics)

    Third International: There Lenin established the Twenty-one Points, the conditions of admission to the Communist International. These prerequisites for Comintern membership required all parties to model their structure on disciplined lines in conformity with the Soviet pattern and to expel moderate socialists and pacifists.

  • Twenty-Point Program (Indian politics)

    India: Emergency rule: Gandhi announced her Twenty-Point Program soon after the emergency was proclaimed, and most points were aimed at reducing inflation and energizing the economy by punishing tax evaders, black marketers, smugglers, and other real criminals. Prices did come down, production indexes rose dramatically, and even the monsoon proved cooperative…

  • Twenty-second Amendment (United States Constitution)

    Twenty-second Amendment, amendment (1951) to the Constitution of the United States effectively limiting to two the number of terms a president of the United States may serve. It was one of 273 recommendations to the U.S. Congress by the Hoover Commission, created by Pres. Harry S. Truman, to

  • Twenty-seventh Amendment (United States Constitution)

    Twenty-seventh Amendment, amendment (1992) to the Constitution of the United States that required any change to the rate of compensation for members of the U.S. Congress to take effect only after the subsequent election in the House of Representatives. Commonly known as the Congressional

  • Twenty-seventh City, The (novel by Franzen)

    Jonathan Franzen: Franzen based his debut novel, The Twenty-seventh City (1988), in a fictional St. Louis. It envisions a dystopic city, primarily populated by Asian immigrants, where police use violence to intimidate political opponents of the power-hungry police chief. Franzen’s second novel, Strong Motion (1992), draws on the author’s experience working in…

  • twenty-six (dice game)

    Twenty-six, dice game popular in the Midwestern United States from the 1920s through the 1950s, in which a player selects a number from 1 to 6 and then casts 10 dice 13 times, attempting to throw the chosen number 26 times or more, or exactly 13 times, or fewer than 10 times. The house edge

  • Twenty-six Men and a Girl (short story by Gorky)

    Twenty-six Men and a Girl, short story by Maxim Gorky, published in Russian in 1899 as “Dvadtsat shest i odna” (“Twenty-six and One”). It is a psychological profile of a group of long-suffering bakers who idolize a local seamstress. Critics praised Gorky’s sympathetic tone and rhythmic prose,

  • Twenty-sixth Amendment (United States Constitution)

    Twenty-sixth Amendment, amendment (1971) to the Constitution of the United States that extended voting rights (suffrage) to citizens aged 18 years or older. Traditionally, the voting age in most states was 21, though in the 1950s Pres. Dwight D. Eisenhower signaled his support for lowering it.

  • Twenty-third Amendment (United States Constitution)

    Twenty-third Amendment, amendment (1961) to the Constitution of the United States that permitted citizens of Washington, D.C., the right to choose electors in presidential elections. It was proposed by the U.S. Congress on June 16, 1960, and its ratification was certified on March 29, 1961.

  • Twenty-three Articles (Chinese history)

    China: Readjustment and reaction, 1961–65: …referred to as the “Twenty-three Articles,” Mao in January 1965 stated for the first time that the principal enemy was to be found within the party, and he once more proclaimed the urgency of class struggle and mass-line politics.

  • Twenty-three Days of the City of Alba, The (work by Fenoglio)

    Italian literature: Social commitment and the new realism: …della città di Alba [1952; The Twenty-three Days of the City of Alba]). There were sad tales of lost war by Giuseppe Berto (Il cielo è rosso [1947; The Sky Is Red] and Guerra in camicia nera [1955; “A Blackshirt’s War”]) and by Mario Rigoni Stern (Il sergente nella neve…

  • Twenty20 cricket (sport)

    Twenty20 cricket, truncated form of cricket that revolutionized the game when it was introduced in 2003 with rule changes that put a premium on hitting and scoring, gaining a new audience for cricket. The basic rules are the same as for the longer versions, but innings are limited to 20 overs a

  • Twentysomething (album by Cullum)

    Jamie Cullum: …signed with Universal and recorded Twentysomething in 2003, which was followed by months of busy international touring. His singing and playing, which evoked swing and ballad moods rather than rock, were an anomaly in the pop music of the day, but the CD sold 2,000,000 units, 400,000 of them in…

  • Twi language

    Akan languages, dialect cluster of the Nyo group within the Kwa branch of the Niger-Congo language family. Its principal members are Asante (Ashanti), Fante (Fanti), Brong (Abron), and Akuapem. The Akan cluster is located primarily in southern Ghana, although many Brong speakers live in eastern

  • twice-born (Hinduism)

    Dvija, (Sanskrit: “twice-born”) in the Hindu social system, members of the three upper varnas, or social classes—the Brahmans (priests and teachers), Kshatriyas (warriors), and Vaishyas (merchants)—whose sacrament of initiation is regarded as a second or spiritual birth. The initiation ceremony

  • Twice-Told Tales (short stories by Hawthorne)

    Twice-Told Tales, collection of previously published short stories by Nathaniel Hawthorne, issued in 1837 and revised and expanded in 1842. The 1837 edition consisted of 18 stories; the 1842 enlargement brought the total to 39. Stories such as “The Gray Champion,” “The May-Pole of Marymount,” “The

  • Twickenham (neighbourhood, Richmond upon Thames, London, United Kingdom)

    Western architecture: From the 17th to the 19th century: …rebuild his house, Strawberry Hill, Twickenham, Middlesex, he proposed to reflect faithfully in its architecture his tastes for topography, history, and heraldry. He formed a “committee on taste” to advise him on the design. Among the members were the amateur archaeologists Richard Bentley and John Chute, both of whom provided…

  • Twidale, C. R. (Australian geologist)

    inselberg: C.R. Twidale of Australia demonstrated the role of subsurface weathering in shaping the flanking hillslopes and pediments of granitic inselbergs.

  • twig girdler (insect)

    long-horned beetle: The twig girdler (Oncideres cingulata) deposits eggs in twigs and then girdles, or cuts, a groove around the twig. Eventually the twig dies and breaks off, and the larvae develop inside the dead twig. The Asian long-horned beetle (Anoplophora glabripennis), native to China and Korea, is…

  • Twiggy (British fashion model)

    Twiggy, British fashion model and actress whose gamine frame and mod look defined the fashion industry during much of the late 20th century. She is widely considered to have been one of the world’s first supermodels—a top fashion model who appears simultaneously on the covers of the world’s leading

  • Twilight (story by Campbell)

    John W. Campbell: One such story is “Twilight” (1934), in which machines work on incessantly, long after man is gone. These popular works prompted much imitation.

  • Twilight (novel by Meyer)

    Stephenie Meyer: …manuscript for her first book, Twilight (2005; film 2008), in three months. Soon thereafter Little, Brown and Co. offered her $750,000—the most the company had ever offered a first-time author—for the manuscript and two future books. The Twilight Saga, as her series of four books came to be known, tells…

  • Twilight Crane (opera by Ikuma Dan)

    Japanese music: Composers in Western styles: …by the work Yuzuru (1952; Twilight Crane) by Ikuma Dan. The plot is a Japanese folktale, and, although the musical style is a mixture of the music of Maurice Ravel and the late works of Giacomo Puccini, one finds as well deliberate uses of folk songs and idioms. Shimizu Osamu…

  • twilight glow (atmospheric science)

    Twilight glow, weak, widespread, and relatively steady glow from the sky that is observed around twilight; it is part of the overall phenomenon called airglow

  • Twilight in Delhi (novel by Ali)

    Ahmed Ali: …publication of his first novel, Twilight in Delhi (1940), which was written in English. It nostalgically chronicles the passing of the traditional Muslim aristocracy in light of encroaching British colonialism in the early 20th century. His second novel, Ocean of Night (1964), examines the cultural rift in India that preceded…

  • Twilight of the Elephant, The (work by Vittorini)

    Elio Vittorini: …strizza l’occhio al frejus (1947; The Twilight of the Elephant); and another allegory, Le donne di Messina (1949; Women on the Road). Vittorini’s critical writings are collected in Diario in pubblico (1957; “Public Diary”) and the posthumously published Le due tensione: appunti per una ideologia della letteratura (1967; “The Two…

  • Twilight Saga (novels by Meyer)

    Twilight Saga, series of vampire-themed novels for teenagers written by American author Stephenie Meyer. The Twilight Saga includes four titles: Twilight (2005; film 2008), New Moon (2006; film 2009), Eclipse (2007; film 2010), and Breaking Dawn (2008; film part 1, 2011, part 2, 2012). The series

  • twilight sleep

    birth: Relief of pain in labour: … was given to produce “twilight sleep.” On awakening from the induced dreamlike state, the woman would have no memory of her labour pains. The desire to be an active participant in the birth experience and to avoid the side effects of delirium and hallucinations led to abandonment of this…

  • Twilight Zone, The (American television program)

    Rod Serling: …narrate a science-fiction anthology series The Twilight Zone, which became known for its unexpected plot twists and moral lessons; for this he won a third writing Emmy, in 1959. He also wrote screenplays, often based on his television scripts, such as Patterns (1956) and The Rack (1956). He was also…

  • Twilight Zone: The Movie (film by Dante, Landis, Miller, and Spielberg [1983])

    George Miller: …to direct a segment of Twilight Zone: The Movie (1983). Shortly after the film’s release, Kennedy was killed in a helicopter crash.

  • Twilight, Alexander (American scholar)

    Middlebury College: Alexander Twilight became the first black man to earn a baccalaureate in the United States when he graduated from the college in 1823. Twenty-one years earlier Middlebury had awarded an honorary degree to black clergyman Lemuel Haynes. Women were first admitted in 1883.

  • Twilight: Los Angeles, 1992 (play by Smith)

    Anna Deavere Smith: In 1993 her next offering, Twilight: Los Angeles, 1992, was a similarly crafted exploration of the violence that erupted after the acquittal of four white police officers charged in the videotaped beating of Rodney King, an African American.

  • twill (textile)

    Twill, one of the three basic textile weaves, producing a fabric with a diagonal rib, ridge, or wale. In regular twill the diagonal line is repeated regularly, usually running upward from left to right at a 45° angle. The weave can be varied in many ways, for example, by changing the direction of

  • twill weave (textile)

    Twill, one of the three basic textile weaves, producing a fabric with a diagonal rib, ridge, or wale. In regular twill the diagonal line is repeated regularly, usually running upward from left to right at a 45° angle. The weave can be varied in many ways, for example, by changing the direction of

  • twin (biology)

    Twin, either of two young who are simultaneously born from one mother. Twinning, common in many animals, is of two biological kinds: the one-egg (monozygotic), or identical, type and the two-egg (dizygotic), or fraternal, type. The latter type is more usual and can be thought of simply as a litter

  • twin axis (crystallography)

    mineral: Twinning: …direction common to both (twin axis) with the angular rotation typically 180°, and (3) inversion about a point (twin centre). An instance of twinning is defined by a twin law that specifies the presence of a plane, an axis, or a centre of twinning. If a twin has three…

  • twin centre (crystallography)

    mineral: Twinning: …inversion about a point (twin centre). An instance of twinning is defined by a twin law that specifies the presence of a plane, an axis, or a centre of twinning. If a twin has three or more parts, it is referred to as a multiple, or repeated, twin.

  • twin chimera (genetics)

    chimera: …during development, two individuals, or twin chimeras, one or both of whom contain two genetically distinct cell populations, are produced. The most widely known examples of twin chimerism are blood chimeras. These individuals are produced when blood anastomoses (connections) form between the placentas of dizygotic twins, thereby enabling the transfer…

  • Twin Circle Publishing Co. (American company)

    Patrick Joseph Frawley, Jr.: …to political issues through his Twin Circle Publishing Co., which purchased the National Catholic Register in 1970. Frawley supported treatment programs for alcohol and drug addiction as well, having experienced successful treatment for alcoholism in 1964. In the second half of the 20th century, Frawley became involved in the motion-picture…

  • Twin Cities (Minnesota, United States)

    Minneapolis, city, seat of Hennepin county, southeastern Minnesota, U.S. It lies at the head of navigation on the Mississippi River, near the river’s confluence with the Minnesota River. With adjoining St. Paul to the east, it forms the Twin Cities metropolitan area, the largest conurbation in the

  • Twin Cities (Minnesota, United States)

    Saint Paul, city, capital of Minnesota, U.S., and seat of Ramsey county. Situated in the southeastern part of the state, St. Paul is at the head of navigation on the Mississippi River near its confluence with the Minnesota River. The city adjoins Minneapolis on the west, and together they form the

  • Twin Cities Metropolitan Council (government body, Minnesota, United States)

    Minnesota: Constitutional framework: The Twin Cities Metropolitan Council, the members of which are appointed by the governor, is responsible for the development of certain areawide services that local government is unable to provide, including sewage and water systems, transportation, regional parks, and major land uses. It plays a coordinating…

  • twin crystal (crystallography)

    twinning: Other grains added to the twin form crystals that often appear symmetrically joined, sometimes in a starlike or crosslike shape.

  • Twin Earth (thought experiment)

    Hilary Putnam: Realism and meaning: Putnam devised his “Twin Earth” thought experiment to demonstrate this claim. Twin Earth replicates Earth in almost every detail, including its inhabitants, who are exact duplicates of the inhabitants of Earth, speaking the same languages and having the same mental lives (e.g., the same beliefs and mental images).…

  • Twin Falls (Idaho, United States)

    Twin Falls, city, seat (1907) of Twin Falls county, south-central Idaho, U.S. Located near Twin Falls (65 feet [20 metres] high), Shoshone Falls (212 feet [65 metres]), and Auger Falls (140 feet [43 metres]) of the Snake River, the city is adjacent to a spectacular canyon that bisects the broad,

  • Twin Forks (Mississippi, United States)

    Hattiesburg, city, seat (1908) of Forrest county, southeastern Mississippi, U.S., on the Leaf and Bouie rivers, 70 miles (113 km) north of Gulfport. The city, in a longleaf-pine forest area, was founded in 1882 by Captain William H. Hardy, lumberman and engineer, who named it for his wife (it was

  • twin grinding and polishing machine (technology)

    industrial glass: Flat glass: The development of the twin grinding and polishing machine in 1935 at the Pilkington Brothers works in Doncaster, Eng., made it possible for plate to be made by horizontal flow through a double-roller process and then ground and polished on-line. Finally, it took seven years of intense development before…

  • twin paradox (physics)

    Twin paradox, an apparent anomaly that arises from the treatment of time in German-born physicist Albert Einstein’s theory of special relativity. The counterintuitive nature of Einstein’s ideas makes them difficult to absorb and gives rise to situations that seem unfathomable. For example, suppose

  • Twin Peaks (American television show)

    Twin Peaks, American television drama that was broadcast on the American Broadcasting Company (ABC) network (1990–91) and Showtime (2017). It garnered critical acclaim and a cult following with its unconventional narrative, surreal tone, and eerie characters. Twin Peaks was created by Mark Frost

  • Twin Peaks (hills, San Francisco, California, United States)

    San Francisco: City site: …of San Francisco’s hills are Twin Peaks, Mount Davidson, and Mount Sutro, all of which exceed 900 feet (270 metres) in elevation. The best known are Nob Hill, where the wealthy “nobs” (nabobs) built extravagant mansions in the 1870s, and Telegraph Hill, which once looked down on the Barbary Coast,…

  • Twin Peaks: Fire Walk with Me (film by Lynch [1992])

    Twin Peaks: Fire Walk with Me, American mystery film, released in 1992, that was directed by David Lynch and served as both a prequel to and a culmination of his television series Twin Peaks (1990–91). In its exploration of horror and abnormal psychological states, the film has affinities with

  • twin plane (crystallography)

    mineral: Twinning: …by a mirror plane (twin plane), (2) rotation about a crystal direction common to both (twin axis) with the angular rotation typically 180°, and (3) inversion about a point (twin centre). An instance of twinning is defined by a twin law that specifies the presence of a plane, an…

  • twin prime conjecture (number theory)

    Twin prime conjecture, in number theory, assertion that there are infinitely many twin primes, or pairs of primes that differ by 2. For example, 3 and 5, 5 and 7, 11 and 13, and 17 and 19 are twin primes. As numbers get larger, primes become less frequent and twin primes rarer still. The first

  • twin prime numbers

    twin prime conjecture: …that there are infinitely many twin primes, or pairs of primes that differ by 2. For example, 3 and 5, 5 and 7, 11 and 13, and 17 and 19 are twin primes. As numbers get larger, primes become less frequent and twin primes rarer still.

  • twin study (medical research)

    multiple birth: Twin studies: Because MZ twins carry identical genes, they have been used extensively in medical and psychological research. By comparing sets of MZ twins to carefully matched control sets of DZ twins (the “twin method”), researchers have attempted to elucidate the relative importance of heredity…

  • twin wire process (papermaking)

    Twin wire process, in papermaking, modification of the Fourdrinier process using two wire mesh belts instead of one to form the pulp into paper. See Fourdrinier

  • twin-lens reflex camera

    technology of photography: The twin-lens reflex: The twin-lens reflex is a comparatively bulky dual camera (Figure 3) with a fixed-mirror reflex housing and top screen mounted above a roll-film box camera. Its two lenses focus in unison so that the top screen shows the image sharpness and framing as…

  • Twine, Laurence (English author)

    Pericles: …Pattern of Painful Adventures by Laurence Twine.

  • twined type (basketry)

    basketry: Wattle construction: (2) In the twined type, the threads are twisted in twos or threes, two or three strands twining around the standards and enclosing them. The twining may be close or openwork or may combine tight standards and spaced threads. Close twining mainly occurs in three zones: Central Africa,…

  • twined wattle (basketry)

    basketry: Wattle construction: (2) In the twined type, the threads are twisted in twos or threes, two or three strands twining around the standards and enclosing them. The twining may be close or openwork or may combine tight standards and spaced threads. Close twining mainly occurs in three zones: Central Africa,…

  • Twineham (district, England, United Kingdom)

    Christchurch: Christchurch, town and borough (district), administrative county of Dorset, historic county of Hampshire, England. It lies at the confluence of the Rivers Stour and Avon (East, or Hampshire, Avon) and adjoins the English Channel resort of Bournemouth.

  • twinflower (plant)

    Partridgeberry, (Mitchella repens), North American plant of the madder family (Rubiaceae), growing in dry woods from southwestern Newfoundland to Minnesota and southward to Florida and Texas. It is evergreen, with nearly round, 18-millimetre (0.7-inch) leaves, often variegated with white lines; a

  • twinflower (plant, Linnaea borealis)

    Twinflower, (Linnaea borealis), evergreen, creeping shrub of the family Caprifoliaceae, native to moist pinelands or cold bogs in northern regions of both hemispheres. It is named for the paired, nodding, bell-like white or pink flowers borne above a mat of small, roundish leaves. The fragrant

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