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  • Eoghan (Irish ruler)

    Donegal: Conall, with his brother Eoghan, conquered northwestern Ulster in approximately 400 ce and founded the kingdom of Ailech; its capital was at the concentric stone fortress known as the Grianan of Ailech on a hill west of Londonderry, Northern Ireland. Eoghan took Tyrone and Inishowen for his share, and…

  • Eoghanachta (people)

    Munster: …a people known as the Eoghanachta, who were aided by dési, professional fighting men, who were rewarded for their efforts with land that became County Waterford and part of southern County Tipperary. An offshoot group of those dési invaded Connaught and deprived that kingdom of the area that is now…

  • Eohippus (fossil equine genus)

    Eohippus, (genus Hyracotherium), extinct group of mammals that were the first known horses. They flourished in North America and Europe during the early part of the Eocene Epoch (56 million to 33.9 million years ago). Even though these animals are more commonly known as Eohippus, a name given by

  • EOKA (Cypriot organization)

    EOKA, underground nationalist movement of Greek Cypriots dedicated to ending British colonial rule in Cyprus (achieved in 1960) and to achieving the eventual union (Greek enosis) of Cyprus with Greece. EOKA was organized by Col. Georgios Grivas, an officer in the Greek army, with the support of

  • eolian cave (geology)

    cave: Sea caves, eolian caves, rock shelters, and talus caves: Eolian caves are chambers scoured by wind action. They are common in desert areas where they are formed in massive sandstone cliffs. Wind sweeping around such a cavity erodes the walls, floor, and ceiling, resulting in a bottle-shaped chamber usually of greater diameter than the…

  • Eolian Harp, The (poem by Coleridge)

    English literature: Blake, Wordsworth, and Coleridge: …and the mind in “The Eolian Harp” (1796), he devoted himself to more-public concerns in poems of political and social prophecy, such as “Religious Musings” and “The Destiny of Nations.” Becoming disillusioned in 1798 with his earlier politics, however, and encouraged by Wordsworth, he turned back to the relationship…

  • eolian placer (mining)

    placer deposit: Eolian placers may form in arid areas where wind, not water, acts as the concentrating agent, removing fine particles of the lighter dross. The gold deposits of some parts of the Australian desert are examples.

  • eolian process (geology)

    Kalahari Desert: Physiography and geology: …greater part of them were wind-formed. The sheets occupy the eastern part of the Kalahari. Their surface elevation varies only slightly, with relief measured in tens of feet per mile. The depth of the sand there generally exceeds 200 feet. In many areas the sand is red, the result of…

  • eolian sand (geology)

    Takla Makan Desert: Physiography: These eolian sand dunes were formed through the weathering of the alluvial and colluvial deposits of the Tarim Basin and of the foothill plains of the Kunluns and eastern Tien Shan. The size of the larger sand-dune chains is considerable: they range from 100 to 500…

  • eolian sound (wind noise)

    Eolian sound, sound produced by wind when it encounters an obstacle. Fixed objects, such as buildings and wires, cause humming or other constant sounds called eolian tones; moving objects, such as twigs and leaves, cause irregular sounds. A wind that flows over a cylinder or stretched wire p

  • Eolie Islands (islands, Italy)

    Eolie Islands, volcanic island group in the Tyrrhenian Sea (of the Mediterranean) off the north coast of Sicily, Italy. The group, with a total land area of 34 square miles (88 square km), consists of seven major islands and several islets lying in a general “Y” shape. The base of the Y is formed

  • eolith (tool)

    hand tool: Eoliths: The first act of the drama of tools is hazy. There are what have been called eoliths, “tools from the dawn of the Stone Age.” Such stones with sharp fractures, found in great quantities in layers from the geological epochs before the Pleistocene, were…

  • Eolophus roseicapillus (bird)

    cockatoo: …species is the 35-cm (14-inch) galah (Eolophus roseicapillus). It is pink with gray wings and sweeps through Australian skies in noisy, gregarious flocks. Galahs, also known as roseate cockatoos, pair for life and defend nest hollows together against intruders. They also cooperate to incubate and feed their two–six young. Newly…

  • Eomecon chionantha (plant)

    poppy: …their large cut leaves; the snow poppy (Eomecon chionantha), a perennial from China, with white cuplike flowers in sprays; and the flaming poppy (Stylomecon heterophylla), with purple-centred brick-red flowers on an annual plant from western North America. The genus Meconopsis includes the Welsh poppy.

  • eōn (philosophy)

    Eleaticism: Monistic theory of Being: The only true reality is eōn—pure, eternal, immutable, and indestructible Being, without any other qualification. Its characterizations can be only negative, expressions of exclusions, with no pretense of attributing some special quality to the reality of which one speaks.

  • eon (geologic time)

    Eon, Long span of geologic time. In formal usage, eons are the longest portions of geologic time (eras are the second-longest). Three eons are recognized: the Phanerozoic Eon (dating from the present back to the beginning of the Cambrian Period), the Proterozoic Eon, and the Archean Eon. Less

  • eon (Gnosticism and Manichaeism)

    Aeon, (Greek: “age,” or “lifetime”), in Gnosticism and Manichaeism, one of the orders of spirits, or spheres of being, that emanated from the Godhead and were attributes of the nature of the absolute; an important element in the cosmology that developed around the central concept of Gnostic d

  • éon de Beaumont, Charles-Geneviève-Louis-Auguste-André-Timothée, chevalier d’ (French spy)

    Charles, chevalier d’éon de Beaumont, French secret agent from whose name the term “eonism,” denoting the tendency to adopt the costume and manners of the opposite sex, is derived. His first mission was to the Russian empress Elizabeth in 1755, on which he seems to have disguised himself as a

  • Eondekoeter, Melchior de (Dutch painter)

    Melchior de Hondecoeter, Baroque painter of the Dutch school who specialized in bird studies. Hondecoeter was the grandson of Gilles and the son of Gijsbrecht de Hondecoeter, as well as the nephew by marriage of Jan Baptist Weenix, all of whom were painters of animals and still lifes. Hondecoeter

  • eonism

    Transvestism, practice of wearing the clothes of the opposite sex. The term transvestism came into use following the publication in 1910 of Die Transvestiten (The Transvestites), a work by German physician Magnus Hirschfeld. The term originally was applied to cross-dressing associated with

  • Eopharyngia (protist)

    protozoan: Annotated classification: Eopharyngia Lack typical mitochondria; possess a single kinetid and nucleus. Diplomonadida Binucleate with a duplicated flagellar apparatus; descendants are mononucleate and possess a single flagellar apparatus. Retortamonadida Contain 2 genera that are unique on

  • Eophis underwoodi (fossil snake)

    snake: The oldest known fossil snake, Eophis underwoodi, was a small snake that lived in southern England about 167 million years ago.

  • EOR (technology)

    petroleum production: Enhanced recovery: Enhanced oil recovery (EOR) is designed to accelerate the production of oil from a well. Waterflooding, injecting water to increase the pressure of the reservoir, is one EOR method. Although waterflooding greatly increases recovery from a particular reservoir, it typically leaves up to one-third of…

  • Eoraptor (dinosaur)

    dinosaur: Dinosaur ancestors: …South American forms such as Eoraptor and Herrerasaurus are particularly dinosaurian in appearance and are sometimes considered dinosaurs.

  • Eoraptor lunensis (dinosaur)

    Paul Sereno: …dinosaur, which Sereno later named Eoraptor lunensis. He determined that Eoraptor, found in the Ischigualasto Formation, was the most primitive because it had not developed any of the specialized features found in later dinosaurs. He said that it definitely confirmed the theory that all dinosaurs stemmed from small carnivorous bipedal…

  • Eorcenberht (king of Kent)

    Eadbald: …as king by his son Eorcenberht.

  • Eormenric (king of Ostrogoths)

    Ermanaric, king of the Ostrogoths, the ruler of a vast empire in Ukraine. Although the exact limits of his territory are obscure, it evidently stretched south of the Pripet Marshes between the Don and Dniester rivers. The only certain facts about Ermanaric are that his great deeds caused him to be

  • Eorsi, Istvan (Hungarian writer and political activist)

    Istvan Eorsi, Hungarian writer and political activist (born June 16, 1931, Budapest, Hung.—died Oct. 13, 2005, Budapest), attempted to ignite social reform by working as an organizer during the 1956 revolt against Soviet rule in Hungary. He was a follower of Marxist philosopher George Lukacs, and t

  • Eos (astronomy)

    asteroid: Main-belt asteroid families: …main asteroid belt are named Eos, Koronis, and Themis. Each family has been determined to be compositionally homogeneous; that is, all the members of a family appear to have the same basic chemical makeup. If the asteroids belonging to each family are considered to be fragments of a single parent…

  • Eos (Greek and Roman mythology)

    Eos, in Greco-Roman mythology, the personification of the dawn. According to the Greek poet Hesiod’s Theogony, she was the daughter of the Titan Hyperion and the Titaness Theia and sister of Helios, the sun god, and Selene, the moon goddess. By the Titan Astraeus she was the mother of the winds

  • Eosentomata (arthropod suborder)

    apterygote: Annotated classification: Suborder Eosentomata Tracheal system present; claw of middle and posterior legs claw-shaped; 8th abdominal segment with striate band; lids to gland openings small, unornamented. 2 families. Suborder Acerentomata Tracheal system absent; claw of middle and hindlegs broadly boat-shaped; lids to gland openings large and with or…

  • Eosentomidae (arthropod family)
  • Eosimias (fossil primate)

    primate: Eocene: Eosimias, a tiny fossil known mainly by jaws and a few foot bones, has features that are plausibly argued to be those expected in the earliest ancestors of the Simiiformes. From slightly later, in Burma, come remains of further early simiiforms, Pondaungia and Amphipithecus. These…

  • eosin (biochemistry)

    dye: Xanthene and related dyes: Tetrabromofluorescein, or eosin, is a red dye used for paper, inks, and cosmetics; its tetraiodo analog, erythrosine, is a red food dye (see below Food dyes).

  • eosinophil (leukocyte)

    Eosinophil, type of white blood cell (leukocyte) that is characterized histologically by its ability to be stained by acidic dyes (e.g., eosin) and functionally by its role in mediating certain types of allergic reactions. Eosinophils, along with basophils and neutrophils, constitute a group of

  • eosinophilia (pathology)

    blood disease: Leukocytosis: Eosinophilic leukocytosis, an increase in the number of eosinophilic leukocytes, is encountered in many allergic reactions and parasitic infections. It is especially characteristic of trichinosis—a disorder resulting from infestation by trichina larvae, which are ingested when poorly cooked infected pork is eaten.

  • eosinophilic granuloma (pathology)

    respiratory disease: Eosinophilic granuloma: Also known as pulmonary histiocytosis X, this disease causes granulomas associated with eosinophil cells, a subgroup of the white blood cells. It sometimes also causes lesions in bone. Eosinophilic granuloma is a lung condition that may spontaneously “burn out,” leaving the lung with some…

  • Eospermatopteris (fossil plant genus)

    Eospermatopteris, genus of plants known from fossil stumps discovered in the 1870s near Gilboa, N.Y., U.S. Eospermatopteris trunks were discovered upright, as they would have grown in life, and occurred in dense stands in the marshy lowlands near an ancient inland sea. However, only the lowermost

  • Eosphoros (classical mythology)

    Lucifer, (Latin: Lightbearer) in classical mythology, the morning star (i.e., the planet Venus at dawn); personified as a male figure bearing a torch, Lucifer had almost no legend, but in poetry he was often herald of the dawn. In Christian times Lucifer came to be regarded as the name of Satan

  • Eospirifer (fossil brachiopod genus)

    Eospirifer, genus of extinct brachiopods, or lamp shells, found as fossils in Middle Silurian to Lower Devonian marine rocks (the Silurian Period ended and the following Devonian Period began about 416 million years ago). The genus Eospirifer is closely related to other genera included in the

  • Eosuchia (fossil reptile)

    Permian Period: Emergence of important reptiles: …are thought to have evolved; eosuchians, early ancestors of the snakes and lizards; early anapsids, ancestors of turtles; early archosaurs, ancestors of the large ruling reptiles of the Mesozoic; and synapsids, a common and varied group of mammal-like reptiles that eventually gave rise to mammals in the Mesozoic.

  • eosuchian (fossil reptile)

    Permian Period: Emergence of important reptiles: …are thought to have evolved; eosuchians, early ancestors of the snakes and lizards; early anapsids, ancestors of turtles; early archosaurs, ancestors of the large ruling reptiles of the Mesozoic; and synapsids, a common and varied group of mammal-like reptiles that eventually gave rise to mammals in the Mesozoic.

  • Eotragus (fossil mammal genus)

    bovid: Evolution and diversification: Eotragus was a small, solitary forest and bush dweller dependent on cover. Africa’s duikers and dwarf antelopes are considered closest to this ancestral type. The subsequent radiation of bovid species followed the spread of grasses, which in turn followed a change from a subtropical to…

  • E?tv?s Károly (Hungarian writer, lawyer, and politician)

    Károly E?tv?s, Hungarian writer, lawyer, and politician best known as the defense counsel in a notorious case related to anti-Semitism. After studying law in Budapest, E?tv?s became a notary in Veszprém, where he founded a weekly newspaper that attracted the attention of Hungarian statesman Ferenc

  • E?tv?s, József, Báró (Hungarian writer)

    József, Baron E?tv?s, novelist, essayist, educator, and statesman, whose life and writings were devoted to the creation of a modern Hungarian literature and to the establishment of a modern democratic Hungary. During his studies in Buda (1826–31), E?tv?s became inspired with liberalism and the

  • E?tv?s, Károly (Hungarian writer, lawyer, and politician)

    Károly E?tv?s, Hungarian writer, lawyer, and politician best known as the defense counsel in a notorious case related to anti-Semitism. After studying law in Budapest, E?tv?s became a notary in Veszprém, where he founded a weekly newspaper that attracted the attention of Hungarian statesman Ferenc

  • E?tv?s, Loránd, Báró (Hungarian scientist)

    Roland, baron von E?tv?s, Hungarian physicist who introduced the concept of molecular surface tension. His study of the Earth’s gravitational field—which led to his development of the E?tv?s torsion balance, long unsurpassed in precision—resulted in proof that inertial mass and gravitational mass

  • E?tv?s, Roland, baron von (Hungarian scientist)

    Roland, baron von E?tv?s, Hungarian physicist who introduced the concept of molecular surface tension. His study of the Earth’s gravitational field—which led to his development of the E?tv?s torsion balance, long unsurpassed in precision—resulted in proof that inertial mass and gravitational mass

  • EP (navigation)

    dead reckoning: …through the water, and the estimated position, which is the dead-reckoning position corrected for effects of current, wind, and other factors. Because the uncertainty of dead reckoning increases over time and maybe over distance, celestial observations are taken intermittently to determine a more reliable position (called a fix), from which…

  • EP-FA (political party, Uruguay)

    José Mujica: …as a member of the Progressive Encounter–Broad Front (Encuentro Progresista–Frente Amplio; EP-FA) coalition, which captured majorities in both legislative houses and whose presidential candidate, socialist Tabaré Vázquez, also won election. In the process, Mujica was sworn in as Senate leader in February 2005. He also served as minister of agriculture…

  • EPA (chemical compound)

    human nutrition: Meat, fish, and eggs: …essential long-chain fatty acids, particularly eicosapentaenoic acid.

  • EPA (United States [1963])

    Equal Pay Act of 1963 (EPA), landmark U.S. legislation mandating equal pay for equal work, in a measure to end gender-based disparity. The National War Labor Board first advocated equal pay for equal work in 1942, and an equal pay act was proposed in 1945. Eighteen years later, on June 10, 1963,

  • Epa (African cult)

    African art: Ife and Yoruba: Typical of Ekiti is the Epa cult, which is connected with both the ancestors and agriculture. The mask proper, roughly globular, has highly stylized features that vary little; but the superstructure, which may be 4 feet (120 cm) or more in height, is often of very great complexity—for example, a…

  • EPA (United States government agency)

    Environmental Protection Agency (EPA), agency of the U.S. government that sets and enforces national pollution-control standards. In 1970, in response to the welter of confusing, often ineffective environmental protection laws enacted by states and communities, President Richard Nixon created the

  • epact (astronomy)

    calendar: The date of Easter: Called the epact—the word is derived from the Greek epagein, meaning “to intercalate”—this was again a system of numbers concerned with the Moon’s phases, but now indicating the age of the Moon on the first day of the year, from which the age of the Moon on…

  • Epaminondas (Greek statesman)

    Epaminondas, Theban statesman and military tactician and leader who was largely responsible for breaking the military dominance of Sparta and for altering permanently the balance of power among the Greek states. He defeated a Spartan army at Leutra (371 bc) and led successful expeditions into the

  • Epanagoge (Byzantine law)

    Epanagoge, (Greek: “Introduction”), legal code compiled c. 879, during the reign of the Byzantine emperor Basil I, intended as the introduction to a comprehensive collection of laws to be published in Greek. Its chief importance lies in its exposition of the theory of the separation of the powers

  • epanalepsis (literature)

    Epanalepsis, the repetition of a word or phrase after intervening language, as in the first line of Algernon Charles Swinburne’s

  • epanaphora (rhetoric)

    Anaphora, (Greek: “a carrying up or back”), a literary or oratorical device involving the repetition of a word or phrase at the beginning of several sentences or clauses, as in the well-known passage from the Old Testament (Ecclesiastes 3:1–2) that begins: Anaphora (sometimes called epanaphora) is

  • Epano Englianos (palace, Pylos, Greece)

    Pylos: This Epano Englianos palace, together with dependent despoiled tombs, appears to match closely the dignity and position of the royal seat as described by Homer. Transcending the Pylos locational controversy, however, was the discovery at Epano Englianos of hundreds of inscribed clay tablets baked hard by…

  • Epaphus (Greek mythology)

    Io: …form and gave birth to Epaphus.

  • eparch (Byzantine official)

    Eparch, the leading Byzantine government official from the 6th to the 11th century, entrusted with the authority to maintain public order and safety in Constantinople (modern Istanbul), the Byzantine capital. Called the “father of the city,” he ranked just beneath the emperor in importance. His

  • Eparti (Elamite dynasty)

    ancient Iran: The Old Elamite period: …a new dynasty, that of Eparti. The third king of this line, Shirukdukh, was active in various military coalitions against the rising power of Babylon, but Hammurabi was not to be denied, and Elam was crushed in 1764 bc. The Old Babylon kingdom, however, fell into rapid decline following the…

  • épaulement (dance)

    dance: Basic characteristics: …positioning of the shoulders, called épaulement, gives a sculpted, three-dimensional quality to the dancer’s positions.

  • epaulet oriole (bird)

    oriole: …forms of icterids are the epaulet oriole (I. cayanensis) and the troupial (I. icterus).

  • epaulette tree (tree)

    Pterostyrax: …of which are called the epaulette tree, are cultivated in other regions as ornamentals. The genus is characterized by alternate stalked leaves and fragrant white flowers borne in large clusters. The five petals are separate. The fleshy fruit has one or two seeds. P. hispidus grows to about 15 m…

  • epauletted fruit bat (bat species)

    Old World fruit bat: …of the family are the epauletted fruit bats (Epomophorus), in which the male has tufts of pale hair on the shoulders, and the hammer-headed fruit bat (Hypsignathus monstrosus), which has a large, blunt muzzle and pendulous lips.

  • epaxial muscle (anatomy)

    muscle: Jawed fishes: …muscle is known as the epaxial musculature, and the ventral block, the hypaxial. The epaxial block runs from the back of the skull to the end of the tail, while the hypaxial block is not present any farther forward than the pectoral (shoulder) girdle (because of the presence of the…

  • EPC (European organization)

    European Union: Creation of the European Economic Community: …Political Cooperation (EPC; renamed the Common Foreign and Security Policy by the Maastricht Treaty), consisting of regular meetings of the foreign ministers of each country, was established to coordinate foreign policy. In 1975 the European Regional Development Fund was created to address regional economic disparities and to provide additional resources…

  • Epcot (theme park, Florida, United States)

    Epcot, theme park in the Walt Disney World Resort, near Orlando, Fla., that features many attractions centred on the advancement of technology. As Walt Disney initially imagined it, Epcot was to be a self-contained city that would incorporate the newest technologies. Following Disney’s death in

  • Epcot Center (theme park, Florida, United States)

    Epcot, theme park in the Walt Disney World Resort, near Orlando, Fla., that features many attractions centred on the advancement of technology. As Walt Disney initially imagined it, Epcot was to be a self-contained city that would incorporate the newest technologies. Following Disney’s death in

  • EPCRA (United States legislation)

    Environmental Protection Agency: …saw the development of the Emergency Planning and Community Right-to-Know Act (EPCRA), which allowed local communities to know the nature of the toxic chemicals produced by industries in their areas and assisted communities in developing emergency plans to deal with hazardous substance releases and exposures.

  • EPDM (copolymer)

    major industrial polymers: Ethylene-propylene copolymers: …the latter as EPDM (ethylene-propylene-diene monomer). The copolymers contain approximately 60 percent by weight ethylene. A pronounced advantage of EPDM is that the residual carbon-carbon double bond (i.e., the double bond that remains after polymerization) is attached to the polymer chain rather than being made part of it. Carbon-carbon…

  • Epe (Nigeria)

    Epe, town and port, Lagos State, southwestern Nigeria; it lies on the north bank of the coastal Lagos Lagoon and has road connections to Ijebu-Ode and Ikorodu. A traditional settlement of the Ijebu people (a subgroup of the Yoruba), it was established by the mid-18th century as the chief port

  • EPEAT (online evaluation and procurement tool)

    Electronic product environmental assessment tool (EPEAT), online evaluation and procurement tool that helps consumers select environmentally friendly electronic products. It sets environmental criteria for examining desktop computers, laptops, computer monitors, printers, workstations, thin

  • épée (sword)

    épée, blunted sword developed in the 19th century for use in fencing practice and competition. The épée was patterned after the épée du combat, the standard dueling sword of its day. Sporting competitions were designed to simulate what would happen in a real sword fight, with no regard for the

  • Epée, Charles-Michel, abbé de l’ (French educator)

    sign language: Inability to speak: …educator of poor deaf children, Charles-Michel, abbé de l’Epée, developed a system for spelling out French words with a manual alphabet and expressing whole concepts with simple signs. From l’Epée’s system developed French Sign Language (FSL), still in use in France today and the precursor of American Sign Language (ASL)…

  • epeirogeny (geomorphology)

    Epeirogeny, in geology, broad regional upwarp of the cratonic (stable interior) portions of continents. In contrast to orogeny (q.v.), epeirogeny takes place over broad, nonlinear areas, is relatively slow, and results in only mild deformation. Phenomena accompanying epeirogeny include the

  • Epeius (Greek mythology)

    Trojan horse: The horse was built by Epeius, a master carpenter and pugilist. The Greeks, pretending to desert the war, sailed to the nearby island of Tenedos, leaving behind Sinon, who persuaded the Trojans that the horse was an offering to Athena (goddess of war) that would make Troy impregnable. Despite the…

  • Epelbaum, René de (Argentine human rights activist)

    René de Epelbaum, Argentine human rights activist who helped found the Mothers of the Plaza de Mayo to protest the disappearance of their children during the dictatorship of the military regime and to campaign for information about their missing relatives (b. 1920, Entre Rios province, Arg.--d.

  • ependymal cell (anatomy)

    Ependymal cell, type of neuronal support cell (neuroglia) that forms the epithelial lining of the ventricles (cavities) in the brain and the central canal of the spinal cord. Ependymal cells also give rise to the epithelial layer that surrounds the choroid plexus, a network of blood vessels located

  • ependymoma (disease)

    glioma: …the axons of nerves); and ependymomas, which originate with ependymal cells, a type of neuroglia that lines the ventricles of the brain and spinal cord. Glioblastoma (glioblastoma multiforme) is the most frequently occurring and the most aggressive primary brain tumour. Other gliomas are of variable malignancy.

  • epergne (metalwork)

    Epergne, dining table centrepiece—usually of silver—that generally sits on four feet supporting a central bowl and four or more dishes held by radiating branches and used to serve pickles, fruits, nuts, sweetmeats, and other small items. Occasionally, epergnes have additional holders for candles,

  • Eperjes (Slovakia)

    Pre?ov, town, eastern Slovakia, on the Torysa River. First mentioned in documents in 1247, it became a royal free town in 1374. Pre?ov is now a state historic town; its medieval oval marketplace, Renaissance burgher houses, and three churches representing Gothic, 16th-century Baroque, and

  • épernay (France)

    épernay, town, Marne département, Grand Est région, northeastern France. It lies on the left bank of the Marne River, 17 miles (27 km) south-southwest of Reims. The archbishops of Reims held it from the 5th to the 10th century, and it then passed to the counts of Champagne and in 1642 to the duke

  • épernon, Jean-Louis de Nogaret de La Valette, duc d’ (French duke)

    Jean-Louis de Nogaret de La Valette , duke d’épernon, one of the most powerful new magnates in French politics at the turn of the 17th century. Of obscure nobility, La Valette rose to prominence as a favourite of Henry III, who created him duke and peer of France in 1582. He and Anne de Joyeuse

  • Epet (Egyptian goddess)

    Taurt, goddess of ancient Egypt, the benevolent protectress of fertility and childbirth, associated also with the nursing of infants. She was depicted as having the head of a hippopotamus standing upright (sometimes with the breasts of a woman), the tail of a crocodile, and the claws of a lion. Her

  • EPG fault system (fault system, Caribbean)

    2010 Haiti earthquake: The earthquake: …tectonic plate eastward along the Enriquillo–Plantain Garden (EPG) strike-slip fault system. However, when no surface deformation was observed, the rupturing of the main strand of the fault system was ruled out as a cause. The EPG fault system makes up a transform boundary that separates the Gonave microplate—the fragment of…

  • ephah (unit of measurement)

    Bat, in a measurement system, ancient Hebrew unit of liquid and dry capacity. Estimated at 37 litres (about 6.5 gallons) and approximately equivalent to the Greek metrētēs, the bat contained 10 omers, 1 omer being the quantity (based on tradition) of manna allotted to each Israelite for every day

  • ephēbe (ancient Greek institution)

    Ephebus, in ancient Greece, any male who had attained the age of puberty. In Athens it acquired a technical sense, referring to young men aged 18–20. From about 335 bc they underwent two years of military training under the supervision of an elected kosmetes and 10 sōphronistai (“chasteners”). At

  • ephēboi (ancient Greek institution)

    Ephebus, in ancient Greece, any male who had attained the age of puberty. In Athens it acquired a technical sense, referring to young men aged 18–20. From about 335 bc they underwent two years of military training under the supervision of an elected kosmetes and 10 sōphronistai (“chasteners”). At

  • ephebophilia

    pedophilia: …ages 11 and 14) and ephebophilia (sexual preference for late-stage adolescents, typically ages 15 and 16). In many countries an individual who is convicted in a court of law of child sexual abuse (see child abuse), which involves sexual abuse of a prepubescent or postpubescent individual up to age 18,…

  • ephebus (ancient Greek institution)

    Ephebus, in ancient Greece, any male who had attained the age of puberty. In Athens it acquired a technical sense, referring to young men aged 18–20. From about 335 bc they underwent two years of military training under the supervision of an elected kosmetes and 10 sōphronistai (“chasteners”). At

  • Ephedra (gnetophyte genus)

    Ephedra, genus of 65 species of gymnosperm shrubs of the family Ephedraceae. Ephedra is an evolutionally isolated group and is the only genus in the order Ephedrales (division Gnetophyta). Species are distributed in dry regions in both the Eastern and Western hemispheres. In the Western Hemisphere,

  • Ephedra aspera (plant)

    Ephedra: Major species and uses: nevadensis), rough joint fir (E. aspera), and Torrey’s Mormon tea (E. torreyana). The plants have been used by native peoples and pioneers as sources of food and medicinals, and stem fragments of species in the southwestern United States and Mexico are used in a tealike preparation…

  • Ephedra fragilis (plant)

    Ephedra: Major species and uses: The joint pine of the eastern Mediterranean region is E. fragilis.

  • Ephedra sinica (plant)

    Ephedra: Major species and uses: Various Asian plants, particularly ma huang (Ephedra sinica), have been used as sources of the drug ephedrine. Ephedra has been a common herbal medicine in China for thousands of years, and several species are important in Ayurvedic medicine. Ephedrine is prescribed for colds, to break a fever and induce…

  • Ephedra torreyana (plant)

    Ephedra: Major species and uses: aspera), and Torrey’s Mormon tea (E. torreyana). The plants have been used by native peoples and pioneers as sources of food and medicinals, and stem fragments of species in the southwestern United States and Mexico are used in a tealike preparation known variously as Mormon tea, Mexican…

  • Ephedra viridis (plant)

    Ephedra: Major species and uses: …firs and Mormon tea, including green Mormon tea (E. viridis), California joint fir (E. californica), Nevada joint fir (E. nevadensis), rough joint fir (E. aspera), and Torrey’s Mormon tea (E. torreyana). The plants have been used by native peoples and pioneers as sources of food and medicinals, and stem fragments…

  • Ephedra vulgaris (plant)

    Ephedra: Major species and uses: Various Asian plants, particularly ma huang (Ephedra sinica), have been used as sources of the drug ephedrine. Ephedra has been a common herbal medicine in China for thousands of years, and several species are important in Ayurvedic medicine. Ephedrine is prescribed for colds, to break a fever and induce…

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