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  • SI (measurement)

    International System of Units (SI), international decimal system of weights and measures derived from and extending the metric system of units. Adopted by the 11th General Conference on Weights and Measures (CGPM) in 1960, it is abbreviated SI in all languages. Rapid advances in science and

  • SI (association of political parties [1951])

    Socialist International (SI), association of national socialist parties that advocates a democratic form of socialism. After World War II the reinstitution of an international federation of working-class parties took place in gradual stages. First, an information and liaison office was established

  • SI (political party, Italy)

    Italian Socialist Party: …in 1998 to form the Italian Democratic Socialists (Socialisti Democratici Italiani, SDI).

  • sí de las ni?as, El (work by Fernández de Moratín)

    Leandro Fernández de Moratín: …of convenience, as seen in El sí de las ni?as (1806; The Maiden’s Consent). Because of political and ecclesiastical opposition to his French sympathies, he spent most of his life after 1814 in France, where he died; he was buried between his models Molière and Jean de La Fontaine, but…

  • SI fibre

    industrial glass: Properties: …different refractive properties, are called stepped-index fibres. For various reasons, superior performance can be obtained from a graded-index fibre, in which the glass composition, and hence the refractive indices, change progressively, without abrupt transition, between the core and the outer diameter.

  • Si Kiang system (river system, China)

    Xi River system, system of rivers that combine to form the longest river of southern China. Together with its upper-course streams, the Xi River flows generally eastward for 1,216 miles (1,957 km) from the highlands of Yunnan province to the South China Sea and drains—along with the Bei, Dong, and

  • Si le grain ne meurt (memoir by Gide)

    If It Die…, autobiographical work by André Gide, published as Si le grain ne meurt. It was initially printed privately in 1920 and was published commercially in 1924. The work is a memoir of Gide’s childhood and of his emotional and psychosexual development. Gide described his father as a

  • Si phaen din (work by Kukrit Pramoj)

    Thailand: Literature: …novel Si phaen din (Four Reigns), first published in serial form in the newspaper Siam Rath in 1953, is probably the best-selling Thai novel of all time. The author, Kukrit Pramoj (1911–95), whose title (Mom Rajawong) indicates he was a descendant of a king, later became well-known as a…

  • Si sa ket (Thailand)

    Sisaket, town, eastern Thailand. Sisaket lies on the railway between Nakhon Ratchasima and Udon Thani. The surrounding area is one of Thailand’s poorest regions; rice and tobacco are the main products. The region borders Cambodia and has a substantial Khmer-speaking population. Pop. (2000)

  • si saule (Baltic religion)

    Baltic religion: Cosmology: … found frequently in the dainas: ?ī saule (literally “this sun”) and vi?a saule (literally “the other sun”). The metaphor ?ī saule symbolizes ordinary everyday human life, while vi?a saule indicates the invisible world where the sun goes at night, which is also the abode of the dead.

  • SI second (unit of time)

    time: SI second: The CGPM redefined the second in 1967 to equal 9,192,631,770 periods of the radiation emitted or absorbed in the hyperfine transition of the cesium-133 atom; that is, the transition selected for control of the cesium-beam clock developed at the National Physical Laboratory. The…

  • Si Suriyawong, Somdet Chao Phraya (Thai government minister)

    Somdet Chao Phraya Si Suriyawong, leading minister under King Mongkut and regent during the minority of King Chulalongkorn, who exercised tremendous influence during a crucial period when the Siamese kings were modernizing the country and trying to maintain its independence. Members of the Bunnag

  • Si Suvata (king of Cambodia)

    Sisowath, king of Cambodia from 1904 until his death. He was a figurehead for the French colonial administration, which had secured the protectorate over Cambodia in a treaty signed by Sisowath’s half-brother Norodom in 1863. With Norodom, Sisowath received his education under the surveillance of

  • SI System (measurement)

    International System of Units (SI), international decimal system of weights and measures derived from and extending the metric system of units. Adopted by the 11th General Conference on Weights and Measures (CGPM) in 1960, it is abbreviated SI in all languages. Rapid advances in science and

  • Si Votha (Cambodian prince)

    Norodom: …1861 by Norodom’s half brother Si Votha, was put down with the aid of Thai troops. At this point the French, who had been ceded much of Cochinchina (southern Vietnam), sought to assert Vietnamese claims to Cambodian tribute, seeing the adjacent Cambodian provinces as future colonial possessions. The French forced…

  • Sia (people)

    healing cult: …specialized; for example, among the Sia Indians there are eight societies: one specializes in treating burns, one in ant bites, etc.); or dynasties of healers who trace their knowledge back to the gods (e.g., the Physicians of Myddvai in Wales, who have been active herbalists for more than five centuries).…

  • Sia (Egyptian religion)

    Hu, Sia, and Heh: Hu, Sia, and Heh, in Egyptian religion, deified abstractions personifying, respectively, “creative command” (or “authoritative utterance”), “perception” (or “intelligence”), and “eternity.” They were all essential forces in the creation and continuance of the cosmos. Hu and Sia served as crew members in the solar bark of…

  • Siachen Glacier (glacier, Karakoram Range, Asia)

    Siachen Glacier, one of the world’s longest mountain glaciers, lying in the Karakoram Range system of Kashmir near the India–Pakistan border, extending for 44 mi (70 km) from north-northwest to south-southeast. It has a number of fast-flowing surface streams and at least 12 medial moraines. It is

  • Siad Barre, Mohamed (president of Somalia)

    Mohamed Siad Barre, president of Somalia who held dictatorial rule over the country from October 1969, when he led a bloodless military coup against the elected government, until January 1991, when he was overthrown in a bloody civil war. Siad was born about 1919 (or earlier) into a nomadic family

  • Siad Barre, Muhammed (president of Somalia)

    Mohamed Siad Barre, president of Somalia who held dictatorial rule over the country from October 1969, when he led a bloodless military coup against the elected government, until January 1991, when he was overthrown in a bloody civil war. Siad was born about 1919 (or earlier) into a nomadic family

  • SIADH (pathology)

    Syndrome of inappropriate antidiuretic hormone (SIADH), disorder characterized by the excessive excretion of sodium in the urine, thereby causing hyponatremia (decreased sodium concentrations in the blood plasma). SIADH is caused by excessive unregulated secretion of vasopressin (antidiuretic

  • sial (geology)

    Australia: The Precambrian: …the oldest known rocks are sialic crust (i.e., composed of rocks rich in silica and alumina) that developed in the Narryer Gneiss Complex between 4.3 and 3.7 billion years ago. The older end of that time span is provided by detrital zircon grains found in younger metasedimentary rock (metamorphosed sedimentary…

  • Sialia (bird)

    Bluebird, any of the three species of the North American genus Sialia of the chat-thrush group (family Turdidae, order Passeriformes). The eastern bluebird (S. sialis), 14 cm (5 12 inches) long, and the western bluebird (S. mexicana) are red-breasted forms found east and west of the Rockies,

  • Sialia mexicana (bird)

    conservation: Calculating background extinction rates: …pairs of sister taxa including western and eastern bluebirds (Sialia mexicana and S. sialis), red-shafted and yellow-shafted flickers (both considered subspecies of Colaptes auratus), and ruby-throated and black-chinned hummingbirds (Archilochus colubris and A. alexandri). According to the rapid-speciation

  • Sialia sialis (bird species)

    conservation: Calculating background extinction rates: …sister taxa including western and eastern bluebirds (Sialia mexicana and S. sialis), red-shafted and yellow-shafted flickers (both considered subspecies of Colaptes auratus), and ruby-throated and black-chinned hummingbirds (Archilochus colubris and A. alexandri). According to the rapid-speciation interpretation, a single mechanism seemed to have

  • sialic acid (chemical compound)

    neuraminidase: …surface of the virus) and sialic acid. Neuraminidase cleaves the sialic acid molecule, thereby freeing the virus to infect other cells in the host organism. Antibodies against neuraminidase that are generated by the host’s immune system following infection bind to a portion of the neuraminidase antigen known as an epitope.…

  • sialic crust (geology)

    Australia: The Precambrian: …the oldest known rocks are sialic crust (i.e., composed of rocks rich in silica and alumina) that developed in the Narryer Gneiss Complex between 4.3 and 3.7 billion years ago. The older end of that time span is provided by detrital zircon grains found in younger metasedimentary rock (metamorphosed sedimentary…

  • Sialidae (insect)

    Alderfly, any insect of the megalopteran family Sialidae, characterized by long, filamentous antennae and two pairs of large wings (anterior wing length 20 to 50 mm [ 34 inch to 2 inches]), membranous and well-developed, with part of the hind wing folding like a fan. The adult alderfly is

  • sialidase (enzyme)

    Neuraminidase, any of a group of enzymes that cleave sialic acid, a carbohydrate occurring on the surfaces of cells in humans and other animals and in plants and microorganisms. In the 1940s American scientist George Hirst identified in samples of influenza virus mixed with red blood cells

  • Siālkot (Pakistan)

    Siālkot, city and district, Lahore division, Punjab province, Pakistan. The city, the district headquarters, lies just north of the Aik Nāla (Aik Stream) and south of the Jammu Hills and is connected by rail with Wazīrābād and Jammu and by road with Lahore and Gujrānwāla. It was once famous as a

  • Siālkot (district, Pakistan)

    Siālkot: The district (area 2,067 sq mi [5,354 sq km]) stretches from the Rāvi valley on the southeast to the Chenāb River on the northwest. The northern portion is very fertile; the southern, less fertile, is irrigated by the Upper Chenāb Canal. About nine-tenths of the cultivable…

  • Siam (kingdom, Thailand)

    Thailand: The Ayutthayan period, 1351–1767: Whereas Sukhothai was an independent kingdom for only about 200 years, its successor, Ayutthaya—situated in the rich rice plains of the Chao Phraya River basin, about 55 miles (90 km) north of present-day Bangkok—lasted more than 400 years. During the Ayutthayan period…

  • Siam

    Thailand, country located in the centre of mainland Southeast Asia. Located wholly within the tropics, Thailand encompasses diverse ecosystems, including the hilly forested areas of the northern frontier, the fertile rice fields of the central plains, the broad plateau of the northeast, and the

  • Siam Nikaya (Buddhist monasticism)

    Buddhism: Sri Lanka: The Siam Nikaya, founded during the reform of the late 18th century, was a conservative and wealthy sect that admitted only members of the Goyigama, the highest Sinhalese caste. The Amarapura sect, founded in the early 19th century, opened its ranks to members of lower castes.…

  • Siam zircon (mineral)

    jewelry: The properties of gems: …variety is called starlite or Siam zircon, while the third type is called Ceylon or Matara diamond.

  • Siam, Gulf of (inlet, South China Sea)

    Gulf of Thailand, inlet of the South China Sea bordering Thailand (southwest through north), Cambodia, and southern Vietnam (northeast). The Gulf of Thailand is 300 to 350 miles (500 to 560 km) wide and 450 miles (725 km) long. The Chao Phraya and Nakhon Chai Si rivers enter the gulf near its head.

  • siamang (primate)

    Siamang, (Symphalangus syndactylus), arboreal ape of the gibbon family (Hylobatidae), found in the forests of Sumatra and Malaya. The siamang resembles other gibbons but is more robust. The siamang is also distinguished by the webbing between its second and third toes and by a dilatable hairless

  • Siamese (breed of cat)

    Siamese, popular short-haired breed of domestic cat originally from Thailand, a country whose official name was Siam until 1939. The Siamese is a lithe long-bodied cat with slim legs and a long slim tail. It has a long wedge-shaped head and blue eyes. Some Siamese have crossed eyes or kinked tails,

  • Siamese (people)

    Buddhism: From Myanmar to the Mekong delta: …spread to Thailand, where the Thai were gradually displacing the Mon as the dominant population. During the next two centuries, Theravada reforms penetrated as far as Cambodia and Laos.

  • Siamese Dream (album by Smashing Pumpkins)

    Smashing Pumpkins: …their second album, the multiplatinum Siamese Dream (1993), which featured the hits “Cherub Rock,” “Today,” and “Disarm.” The subsequent double album Mellon Collie and the Infinite Sadness (1995) debuted at number one on the Billboard album chart on the way to selling more than four million copies in the United…

  • Siamese fighting fish (fish)

    Siamese fighting fish, (Betta splendens), freshwater tropical fish of the family Osphronemidae (order Perciformes), noted for the pugnacity of the males toward one another. The Siamese fighting fish, a native of Thailand, was domesticated there for use in contests. Combat consists mainly of fin

  • Siamese language

    Thai language, the standard spoken and literary language of Thailand, belonging to the Tai language family of Southeast Asia. It is based largely on the dialect of Bangkok and its environs in the central region of the country but retains certain consonant distinctions (such as l versus r, kl v

  • Siamese twin

    Conjoined twin, one of a pair of twins who are physically joined and often share some organs. Fusion is typically along the trunk of the body or at the front, side, or back of the head. In the case of symmetrical conjoined twins, the children usually have no birth anomalies except at the areas of

  • Siamon (king of Egypt)

    ancient Egypt: The 21st dynasty: …king of the 21st dynasty, Siamon, invaded Philistia and captured Gezer. If Egypt had any intention of attacking Israel, Solomon’s power forestalled Siamon, who presented Gezer to Israel as a dowry in the diplomatic marriage of his daughter to Solomon. This is indicative of the reversal of Egypt’s status in…

  • Sian (China)

    Xi’an, city and capital of Shaanxi sheng (province), north-central China. It is located in the south-central part of the province, at the southern limit of the Loess Plateau. The city site is on a low plain on the south bank of the Wei River. Just to the south the Qin (Tsingling) Mountains rise

  • Sian Canal (canal, China)

    canals and inland waterways: Ancient works: …long from the Han capital; Changan (Sian) to the Huang He (Yellow River); and the Pien Canal in Honan. Of later canals the most spectacular was the Grand Canal, the first 600-mile section of which was opened to navigation in 610. This waterway enabled grain to be transported from the…

  • Sian Incident (Chinese history)

    Xi’an Incident, (Dec. 12–25, 1936), in Chinese history, seizure of the Nationalist generalissimo Chiang Kai-shek (Jiang Jieshi) by two of his own generals, Zhang Xueliang (Chang Hsüeh-liang) and Yang Hucheng (Yang Hu-ch’eng). Zhang, commander of the forces in Northeast China (Manchuria), and Yang,

  • Sian Ka’an Biosphere Reserve (nature reserve, Mexico)

    Quintana Roo: Sian Ka’an Biosphere Reserve, which was designated a UNESCO World Heritage site in 1987, comprises tropical forests and marine reefs southwest of Cozumel Island.

  • Sianis, Billy (American tavern owner)

    Chicago Cubs: …the World Series, tavern owner Billy Sianis was forced to leave Wrigley Field after showing up with his goat, and upon his ejection Sianis cursed the franchise. The Cubs would not return to the World Series for more than 70 years.

  • Siaosi George Tupou V (Tongan monarch)

    Tupou V, (King Siaosi [George] Tupou V; Siaosi Taufa’ahau Manumataongo Tuku’aho Tupou), Tongan monarch (born May 4, 1948, Nuku’alofa, Tongatapu island, British-protected Tonga—died March 18, 2012, Hong Kong), relinquished the absolute power that he initially held and oversaw Tonga’s transformation

  • Siassi Islands (islands, Papua New Guinea)

    Oceanic music and dance: Musical style and cultural context: …were adopted from the off-coast Siassi Islands, including texts that were unintelligible to the Kate.

  • ?iauliai (Lithuania)

    ?iauliai, city, north-central Lithuania. The city, dating from at least the 13th century, may be identical with the “Saule” where a major military confrontation took place in 1236 between the Lithuanians and the Brothers of the Sword, an order of Christian knights bent on imposing Christianity on

  • sib (lineages)

    Germanic law: Tribal Germanic institutions: …institution was the “sib” (sippe), a term that meant both a clan—the extended family composed of all those related by blood, however remotely, and subject to a clan chief—and also a household or narrow family, whose members were under the mund (guardianship) of the family head. A boy remained…

  • Sīb, Agreement of Al- (Arabian history)

    āl Bū Sa?īd dynasty: …a treaty, known as the Treaty of Al-Sib (September 25, 1920), was signed between Imam ?īsā ibn ?āli? and Sultan Taymūr ibn Fay?al (reigned 1913–32), by virtue of which Sultan Taymūr ruled over the coastal provinces and Imam ?īsā over the interior. Opposition broke out again in 1954 when the…

  • Sib, Treaty of Al- (Arabian history)

    āl Bū Sa?īd dynasty: …a treaty, known as the Treaty of Al-Sib (September 25, 1920), was signed between Imam ?īsā ibn ?āli? and Sultan Taymūr ibn Fay?al (reigned 1913–32), by virtue of which Sultan Taymūr ruled over the coastal provinces and Imam ?īsā over the interior. Opposition broke out again in 1954 when the…

  • Sibal, Kapil (Indian lawyer and politician)

    Kapil Sibal, Indian lawyer, politician, and government official who became a senior leader in the Indian National Congress (Congress Party). He was especially noted for his service as a cabinet minister in the Congress-led United Progressive Alliance (UPA) coalition government (2004–14). Sibal was

  • Sibanda, Gibson Jama (Zimbabwean politician)

    Gibson Jama Sibanda , Zimbabwean politician (born 1944, Filabusi, Southern Rhodesia [now Zimbabwe]—died Aug. 23/24, 2010, Bulawayo, Zimb.), challenged Pres. Robert Mugabe’s one-party rule as a powerful trade union leader and then as a cofounder (1999) and vice president (1999–2005) of the

  • Sibasa (South Africa)

    Sibasa, village, Limpopo province, South Africa. It was once the capital of the nonindependent Bantustan of Venda. A station was established there in 1872 by Carl Beuster of the Berlin Mission. The village is an industrial growth centre just northeast of Thohoyandou and about 4 miles (7 km) north

  • Sībawayh (Arab grammarian)

    Sībawayh, celebrated grammarian of the Arabic language. After studying in Basra, Iraq, with a prominent grammarian, Sībawayh received recognition as a grammarian himself. Sībawayh is said to have left Iraq and retired to Shīrāz after losing a debate with a rival on Bedouin Arabic usage. His m

  • Sibayak, Mount (mountain, Indonesia)

    North Sumatra: …than 400 years of dormancy, Mount Sibayak (6,870 feet [2,094 metres]), and Mount Sorikmarapi (7,037 feet [2,145 metres]). Near the centre of the plateau, at an elevation of 2,985 feet (910 metres), is Lake Toba, the remnant of an ancient and massive volcanic eruption. At the lake’s centre is Samosir…

  • Sibbald, Sir Robert (Scottish physician and antiquarian)

    Sir Robert Sibbald, Scottish physician and antiquarian, who became the first professor of medicine at the University of Edinburgh (1685), which became thereafter, for more than a century, one of the greatest centres of medical research in Europe. Sibbald spent a considerable portion of his early

  • Sibbaldus musculus (mammal)

    Blue whale, (Balaenoptera musculus), the most massive animal ever to have lived, a species of baleen whale that weighs approximately 150 tons and may attain a length of more than 30 metres (98 feet). The largest accurately measured blue whale was a 29.5-metre female that weighed 180 metric tons

  • Sibelius, Jean (Finnish composer)

    Jean Sibelius, Finnish composer, the most noted symphonic composer of Scandinavia. Sibelius studied at the Finnish Normal School, the first Finnish-speaking school in Russian-held Finland, where he came into contact with Finnish literature and in particular with the Kalevala, the mythological epic

  • Sibelius, Johan Julius Christian (Finnish composer)

    Jean Sibelius, Finnish composer, the most noted symphonic composer of Scandinavia. Sibelius studied at the Finnish Normal School, the first Finnish-speaking school in Russian-held Finland, where he came into contact with Finnish literature and in particular with the Kalevala, the mythological epic

  • ?ibenik (Croatia)

    ?ibenik, port in southern Croatia. It lies along the estuary of the Krka River a short distance east of the river’s mouth on the Adriatic Sea. Although first documented in 1066, ?ibenik was probably founded earlier by Slav migrants. It was chartered in 1167 and until 1412 was fought over by Venice

  • Siberia (paleocontinent)

    Paleozoic Era: Paleozoic geography: Siberia, essentially the large Asian portion of present-day Russia, was a separate continent during the early and middle Paleozoic, when it moved from equatorial to northern temperate latitudes. Baltica moved across the paleoequator from southern cool temperate latitudes into northern warm latitudes during the Paleozoic.…

  • Siberia (region, Asia)

    Siberia, vast region of Russia and northern Kazakhstan, constituting all of northern Asia. Siberia extends from the Ural Mountains in the west to the Pacific Ocean in the east and southward from the Arctic Ocean to the hills of north-central Kazakhstan and the borders of Mongolia and China. All but

  • Siberian anticyclone (meteorology)

    Siberian anticyclone, a semipermanent system of high atmospheric pressure centred in northeastern Siberia during the colder half of the year. The anticyclone forms because of the intense cooling of the surface layers of air over the continent during this season. It is usually quite shallow in

  • Siberian argali (mammal)

    argali: The horns of the larger Siberian argali are somewhat shorter but much more massive.

  • Siberian Branch of the Russian Academy of Sciences (Russian organization)

    Academy of Sciences, highest scientific society and principal coordinating body for research in natural and social sciences, technology, and production in Russia. The organization was established in St. Petersburg, Russia, on February 8 (January 28, Old Style), 1724. Membership in the academy is by

  • Siberian brown bear (mammal)

    brown bear: …(300–550 pounds); the exceptionally large Siberian brown bear (Ursus arctos beringianus), weighing as much as 360 kg (800 pounds), approximates the size of the North American grizzly. Coat colour is highly variable, ranging from grayish white through bluish and brownish shades to almost black. Eurasian brown bears are commonly seen…

  • Siberian chipmunk (rodent)

    chipmunk: …Old World species is the Siberian chipmunk (T. sibiricus), which ranges from the White Sea of northwestern Russia eastward through Siberia to northern Japan and south to China.

  • Siberian Chronicles (Russian literature)

    Siberian Chronicles, a series of Russian chronicles dating from the late 16th through the 18th century and dealing with the history of Siberia. They individually go by such names as the Esipov, Kungur, Remezov, and Stroganov chronicles (about 40 in all) and collectively constitute the basic source

  • Siberian crab (tree)

    crabapple: spectabilis), Siberian crabapple (M. baccata), Toringo crabapple (M. sieboldii), and Japanese flowering crabapple (M. floribunda). Among the notable American species are the garland, or sweet crab (M. coronaria); Oregon crabapple (M. fusca); prairie crabapple (M. ioensis); and southern crabapple

  • Siberian elm (tree)

    elm: Major species: The fast-growing Siberian elm (U. pumila), a brittle-twigged weak-wooded tree, is sometimes planted for quick shade and for windbreaks.

  • Siberian high (meteorology)

    Siberian anticyclone, a semipermanent system of high atmospheric pressure centred in northeastern Siberia during the colder half of the year. The anticyclone forms because of the intense cooling of the surface layers of air over the continent during this season. It is usually quite shallow in

  • Siberian husky (breed of dog)

    Siberian husky, breed of working dog raised in Siberia by the Chukchi people, who valued it as a sled dog, companion, and guard. It was brought to Alaska in 1909 for sled-dog races and soon became established as a consistent winner. A graceful dog with erect ears and a dense, soft coat, the

  • Siberian ibex (mammal)

    ibex: …the European ibex are the Siberian, or Asiatic, ibex (C. sibirica), which is larger and has a longer beard and horns, and the Nubian ibex (C. nubiana), which is smaller and has long, slender horns. Other ibexes include the Spanish ibex (C. pyrenaica) and the walia, or Abyssinian ibex (C.…

  • Siberian iris (plant)

    Iris: The Siberian iris (I. sibirica), from grasslands in central and eastern Europe, has slender, straight stalks with clustered heads of violet-blue or white blooms. Similar but shorter and more sturdy, I. spuria has round falls, short standards, and rather lax foliage. The yellow, or water, flag…

  • Siberian mammoth (extinct mammal)

    mammoth: ) The woolly, Northern, or Siberian mammoth (Mammuthus primigenius) is by far the best-known of all mammoths. The relative abundance and, at times, excellent preservation of this species’s carcasses found in the permanently frozen ground of Siberia has provided much information about mammoths’ structure and habits. Fossil…

  • Siberian mink (mammal)

    Kolinsky, any of several species of Asian weasels. See

  • Siberian moose (mammal)

    moose: alces alces); the Siberian, or Yakut, moose (A. alces pfizenmayeri); the west Siberian, or Ussuri, moose (A. alces cameloides); and the east Siberian, or Kolyma, moose (A. alces buturlini). In addition to differences in geographical distribution, the different subspecies of moose are further distinguished by features such as…

  • Siberian peoples

    Siberian peoples, any of a large number of small ethnic groups living in Siberia. Most engage either in reindeer herding or fishing, while some also hunt furbearing animals or farm and raise horses or cattle. In the past, many had both summer and winter dwellings, their winter homes sometimes being

  • Siberian roe deer (mammal)

    roe deer: … (Capreolus capreolus) and the larger Siberian roe deer (C. pygargus). Despite their Old World distribution, roe deer are more closely related to New World deer than to Old World deer. They are well adapted to cold environments, and they range from northern Europe and Asia into the high mountains of…

  • Siberian Sea (sea, Arctic Ocean)

    Laptev Sea, marginal sea of the Arctic Ocean off the coast of Northern Siberia (Russia), bounded by the Taymyr Peninsula (Poluostrov) and the islands of Severnaya Zemlya on the west and by the New Siberian Islands and Kotelny Island on the east. It is connected in the west with the Kara Sea and i

  • Siberian squill (plant)

    squill: Siberian squill (Scilla siberica) has escaped cultivation and is considered an invasive species in areas outside its native range.

  • Siberian tiger (mammal)

    Leipzig Zoological Garden: …2,000 lions and 250 rare Siberian tigers, as well as hundreds of bears and hyenas.

  • Siberian Turkic languages

    Turkic languages: Classification: …a southeastern (SE), and a northeastern (NE) branch. Chuvash and Khalaj form separate branches.

  • Siberian weasel (mammal)

    Kolinsky, any of several species of Asian weasels. See

  • Siberoet Island (island, Indonesia)

    Siberut Island, largest island in the Mentawai group of islands, Sumatera Barat provinsi (province), Indonesia. Siberut lies off the western coast of Sumatra, about 90 miles (145 km) west-southwest of and across the Mentawai Strait from Padang city. The island is 25 miles (40 km) wide and 70 miles

  • Siberut Island (island, Indonesia)

    Siberut Island, largest island in the Mentawai group of islands, Sumatera Barat provinsi (province), Indonesia. Siberut lies off the western coast of Sumatra, about 90 miles (145 km) west-southwest of and across the Mentawai Strait from Padang city. The island is 25 miles (40 km) wide and 70 miles

  • ?ibi (people)

    India: Oligarchies and kingdoms: The Shibis also migrated from the Punjab to Rajasthan and settled at Madhyamika (near Chitor, now Chittaurgarh). (See Shaivism.)

  • Sibila, A (work by Bessa Luís)

    Agustina Bessa-Luís: …of Bessa-Luís’s early novels is A Sibila (1954; “The Sibyl”), which won the E?a de Queirós prize and in which the boundary between physical, psychological, and ironic reality is tenuous and the characters gain an almost mythic quality. In Bessa-Luís’s fiction, notions of time and space become vague, and planes…

  • sibilant (phonetics)

    Sibilant, in phonetics, a fricative consonant sound, in which the tip, or blade, of the tongue is brought near the roof of the mouth and air is pushed past the tongue to make a hissing sound. In English s, z, sh, and zh (the sound of the s in “pleasure”) are sibilants. Sometimes the affricates ch

  • Sibilla, Battle of (Arabian history)

    Ibn Saud: Role of religion in Ibn Saud’s policy: …Ibn Saud himself at the Battle of Sibilla.

  • Sibiloi National Park (national park, Kenya)

    Kenya: Cultural institutions: Sibiloi National Park, in the far northern part of the country, contains sites where scientists from the University of Nairobi (including Richard Leakey) have excavated hominid remains since 1968. Mount Kenya National Park was designated a UNESCO World Heritage site in 1997. The Lake Turkana…

  • Sibir (region, Asia)

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