- Alcántara, Order of (Christian military order)
Order of Alcántara, major military and religious order in Spain. It was founded in 1156 or 1166 by Don Suero Fernández Barrientos and was recognized in 1177 by Pope Alexander III in a special papal bull. Its purpose was to defend Christian Spain against the Moors. In 1218 King Alfonso IX of Leon
- Alcântara, Osvaldo (Cabo Verdean author)
Baltasar Lopes was an African poet, novelist, and short-story writer, who was instrumental in the shaping of modern Cape Verdean literature. Lopes was educated at the University of Lisbon, where he took a degree in law and in Romance philology. He then returned to Cape Verde and became a
- Alcantarine (religious order)
Poor Clare: …Naples in 1538, and the Alcantarines, of 1631, are also Poor Clares of the strict observance.
- Alcaraz carpet
Alcaraz carpet, floor covering handwoven in 15th- and 16th-century Spain at Alcaraz in Murcia. These carpets use the Spanish knot on one warp. A number of 15th-century examples imitate contemporary Turkish types but differ in border details and colouring. There are several different patterns with
- Alcaraz Garfia, Carlos (Spanish tennis player)
Carlos Alcaraz is a Spanish professional tennis player who in 2022, at age 19, became the youngest athlete in history to reach the top spot in the men’s Association of Tennis Professionals (ATP) Tour rankings. He attained number one that year by winning the U.S. Open, becoming the first male
- Alcaraz, Carlos (Spanish tennis player)
Carlos Alcaraz is a Spanish professional tennis player who in 2022, at age 19, became the youngest athlete in history to reach the top spot in the men’s Association of Tennis Professionals (ATP) Tour rankings. He attained number one that year by winning the U.S. Open, becoming the first male
- Alcasar, L. (Catholic scholar)
biblical literature: The Reformation period: de Ribera (1591) and L. Alcasar (1614), who showed the way to a more satisfactory understanding of the Revelation. On the Reformed side, the Annotationes in Libros Evangeliorum (1641–50) by the jurist Hugo Grotius (1583–1645) were so objective that some criticized them for rationalism.
- Alcatel-Lucent (French company)
Bell Laboratories: …Alcatel in 2006 to form Alcatel-Lucent, which in turn was acquired by Nokia in 2016.
- Alcatraz (prison, California, United States)
Alcatraz, former maximum-security prison located on Alcatraz Island in San Francisco Bay, off the coast of California. Alcatraz, originally envisioned as a naval defense fortification, was designated a residence for military offenders in 1861, and it housed a diverse collection of prisoners in its
- Alcatraz escape of June 1962 (jailbreak, Alcatraz Island, California, United States)
Alcatraz escape of June 1962, jailbreak from the supposedly escape-proof maximum-security federal penitentiary on Alcatraz Island, California, on the night of June 11, 1962. After six months of meticulous preparation, three inmates managed to break out, though it is uncertain if they reached the
- Alcatraz Island (island, California, United States)
Alcatraz Island, rocky island in San Francisco Bay, California, U.S. The island occupies an area of 22 acres (9 hectares) and is located 1.5 miles (2 km) offshore. The island had little vegetation and was a seabird habitat when it was explored in 1775 by Lieut. Juan Manuel de Ayala, who named it
- Alcatraz, Battle of (prison escape attempt, United States [1946])
Alcatraz: Later dubbed the “Battle of Alcatraz,” the 48-hour incident began when prisoners overpowered their guards and obtained firearms and keys to the cell block. Frustrated by a locked door, the prisoners exchanged gunfire with the remaining guards, and order was restored only when U.S. Marines stormed the cell…
- Alcayaga, Lucila Godoy (Chilean poet)
Gabriela Mistral was a Chilean poet, who in 1945 became the first Latin American to win the Nobel Prize for Literature. Of Spanish, Basque, and Indian descent, Mistral grew up in a village of northern Chile and became a schoolteacher at age 15, advancing later to the rank of college professor.
- Alcazaba (fort, Guadix, Spain)
Guadix: Outstanding landmarks include the Moorish Alcazaba (fortress); the 18th-century Renaissance and Baroque cathedral built on the site of an old mosque; and the Barrio de Santiago, an adjacent locality famous for its inhabited caves excavated in the mountainsides. The economy is mainly agricultural, based chiefly on wheat, olives, flax, and…
- alcazar (Spanish fortress)
alcazar, any of a class of fortified structures built in the 14th and 15th centuries in Spain. (The term is derived from the Arabic word al-qaṣr, meaning “castle,” or “fortress.”) As the Spanish efforts to drive out the Moors became more strenuous, the dual need for fortification and an imposing
- Alcázar (fortress, Toledo, Spain)
Toledo: Construction of the Alcázar (fortress), which dominates the city, began about 1531 to a design by Alonso de Covarrubias and with a fine patio by Francisco Villalpando; it houses the Army Museum. Its defense by the Nationalists in 1936 was one of the most heroic episodes of the…
- Alcázar (palace, Segovia, Spain)
Segovia: The Alcázar, mention of which was recorded as early as the 12th century, commands the city from the ledge above the river. It was the fortified palace of the kings of Castile; Isabella was crowned queen there in 1474. The original building was mostly destroyed by…
- alcázar (Spanish fortress)
alcazar, any of a class of fortified structures built in the 14th and 15th centuries in Spain. (The term is derived from the Arabic word al-qaṣr, meaning “castle,” or “fortress.”) As the Spanish efforts to drive out the Moors became more strenuous, the dual need for fortification and an imposing
- Alcázar de San Juan (Spain)
Alcázar de San Juan, town, Ciudad Real provincia (province), in the comunidad autónoma (autonomous community) of Castile-La Mancha, central Spain. It lies on the high southern Meseta Central at 2,135 feet (650 metres) above sea level. Known to the Romans as Alces, the town was renamed al-Qaṣr (“the
- Alcázar Palace (palace, Sevilla, Spain)
Sevilla: City layout: …the Moorish period is the Alcázar Palace, which lies near the cathedral. The Alcázar was begun in 1181 under the Almohads but was continued under the Christians; like the cathedral, it exhibits both Moorish and Gothic stylistic features. A decagonal brick tower, the Torre del Oro, once part of the…
- Alcazarquivir (Morocco)
Ksar el-Kebir, city, northern Morocco. It lies along the Loukkos River. Originally a Greek and Carthaginian colony, the site was occupied by the Romans, whose ruins remain, and by the Byzantines. The Arab town, which was founded in the 8th century, has one of the oldest mosques of western Morocco,
- Alcea rosea (plant)
hollyhock, (Alcea rosea), herbaceous flowering plant of the hibiscus, or mallow, family (Malvaceae) native to China but widely cultivated for its handsome flowers. The several varieties include annual, biennial, and perennial forms. The plant grows almost absolutely straight for about 1.5–2.7
- Alcedinidae (bird)
kingfisher, any of about 90 species of birds in three families (Alcedinidae, Halcyonidae, and Cerylidae), noted for their spectacular dives into water. They are worldwide in distribution but are chiefly tropical. Kingfishers, ranging in length from 10 to 42 cm (4 to 16.5 inches), have a large head,
- Alcedo atthis (bird)
kingfisher: Many species, such as the common kingfisher (Alcedo atthis), have large populations and vast geographic ranges. However, ecologists have observed that the populations of some species endemic to specialized habitats in Southeast Asia and the islands of the tropical Pacific Ocean are in decline. Aggressive logging activities resulting in the…
- Alcedo euryzona (bird)
kingfisher: …in several species, including the blue-banded kingfisher (A. euryzona), the Sulawesi kingfisher (Ceyx fallax), the brown-winged kingfisher (Pelargopsis amauropterus), and some of the paradise kingfishers (Tanysiptera) of New Guinea.
- Alcelaphini (mammal tribe)
antelope: Classification: waterbucks) Tribe Alcelaphini (includes hartebeests, wildebeests, and topis) Assorted References
- Alcelaphus (mammal genus)
hartebeest: …recognized as separate species of Alcelaphus.
- Alcelaphus buselaphus (mammal)
hartebeest, (Alcelaphus buselaphus), large African antelope (family Bovidae) with an elongated head, unusual bracket-shaped horns, and high forequarters sloping to lower hindquarters—a trait of the tribe Alcelaphini, which also includes wildebeests, the topi, and the blesbok. DNA studies indicate
- Alcelaphus buselaphus caama (mammal)
hartebeest: The red hartebeest (A. buselaphus caama) of southwest Africa is the most colourful, with extensive black markings setting off a white belly and rump; it has a more elongated head and high horns that curve in a complex pattern and are joined at the base. The…
- Alcelaphus buselaphus cokei (mammal)
hartebeest: One well-known variety, Coke’s hartebeest, or the kongoni (A. buselaphus cokei), of East Africa, is the plainest and smallest subspecies, measuring 117 cm (46 inches) high and weighing 142 kg (312 pounds). This subspecies is lion-coloured, with no conspicuous markings except a white rump patch; it has a…
- Alcelaphus buselaphus lichtensteinii (mammal)
hartebeest: Lichtenstein’s hartebeest (A. buselaphus lichtensteinii), which inhabits the miombo woodland zone of eastern and southern Africa, has also been treated as a separate species (Alcelaphus lichtensteinii). The preferred habitat of the hartebeest is acacia savanna, though Lichtenstein’s hartebeest lives on the grassland-woodland ecotone in the…
- Alcelaphus buselaphus tora (mammal)
hartebeest: The largest hartebeest is the western hartebeest (A. buselaphus tora), which weighs 228 kg (502 pounds) and stands 143 cm (56 inches) tall. Females are 12 percent smaller than males, with smaller but similarly shaped horns.
- Alces (Spain)
Alcázar de San Juan, town, Ciudad Real provincia (province), in the comunidad autónoma (autonomous community) of Castile-La Mancha, central Spain. It lies on the high southern Meseta Central at 2,135 feet (650 metres) above sea level. Known to the Romans as Alces, the town was renamed al-Qaṣr (“the
- Alces alces (mammal)
moose, (Alces alces), largest member of the deer family Cervidae (order Artiodactyla). Moose are striking in appearance because of their towering size, black colour, long legs, pendulous muzzle, and dangling hairy dewlap (called a bell) and the immense, wide, flat antlers of old bulls. The name
- Alces alces alces (mammal)
moose: …several Eurasian subspecies, including the European moose (A. 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…
- Alces alces americana (mammal)
moose: …subspecies are recognized, including the eastern moose (Alces alces americana), which inhabits eastern Canada and the northeastern United States; the northwestern moose (A. alces andersoni), which inhabits central Canada and North Dakota, Minnesota, and northern Michigan; the Shiras moose (A. alces shirasi), which inhabits the Rocky Mountains in the United…
- Alces alces andersoni (mammal)
moose: …the northeastern United States; the northwestern moose (A. alces andersoni), which inhabits central Canada and North Dakota, Minnesota, and northern Michigan; the Shiras moose (A. alces shirasi), which inhabits the Rocky Mountains in the United States and Canada; and the Alaskan moose (A. alces gigas), which inhabits Alaska and northwestern…
- Alces alces buturlini (mammal)
moose: 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 size, pelage, and antler characteristics. The differences in regional body sizes appears to reflect adaptation to local conditions.…
- Alces alces cameloides (mammal)
moose: 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 size, pelage, and antler characteristics. The differences in…
- Alces alces gigas (mammal)
moose: …States and Canada; and the Alaskan moose (A. alces gigas), which inhabits Alaska and northwestern Canada. Although not widely accepted, some classifications also recognize several Eurasian subspecies, including the European moose (A. alces alces); the Siberian, or Yakut, moose (A. alces pfizenmayeri); the west Siberian, or Ussuri, moose (A. alces
- Alces alces pfizenmayeri (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…
- Alces alces shirasi (mammal)
moose: …Minnesota, and northern Michigan; the Shiras moose (A. alces shirasi), which inhabits the Rocky Mountains in the United States and Canada; and the Alaskan moose (A. alces gigas), which inhabits Alaska and northwestern Canada. Although not widely accepted, some classifications also recognize several Eurasian subspecies, including the European moose (A.…
- Alces americana (mammal)
moose, (Alces alces), largest member of the deer family Cervidae (order Artiodactyla). Moose are striking in appearance because of their towering size, black colour, long legs, pendulous muzzle, and dangling hairy dewlap (called a bell) and the immense, wide, flat antlers of old bulls. The name
- Alceste (fictional character)
Alceste, title character of Molière’s comedy Le Misanthrope (first performed 1666). Alceste’s disgust with the superficialities and deceits of his fellows, culminating in his withdrawal from society, provides the play’s mild dramatic
- Alceste (opera by Gluck)
Christoph Willibald Gluck: The late works of Christoph Willibald Gluck: …Calzabigi, Orfeo ed Euridice (1762), Alceste (1767), and Paride ed Elena (1770).
- Alcestis (play by Euripides)
Alcestis, drama by Euripides, performed in 438 bce. Though tragic in form, the play ends happily. It was performed in place of the satyr play that usually ended the series of three tragedies that were produced for festival competition. The story concerns the imminent death of King Admetus, who is
- Alcestis (Greek mythology)
Alcestis, in Greek legend, the beautiful daughter of Pelias, king of Iolcos. She is the heroine of the eponymous play by the dramatist Euripides (c. 484–406 bce). According to legend, the god Apollo helped Admetus, son of the king of Pherae, to harness a lion and a boar to a chariot in order to win
- Alchemilla (plant)
lady’s mantle, (genus Alchemilla), genus of some 300 species of herbaceous perennials within the rose family (Rosaceae). A number of species are used as ornamental plants in borders and cottage gardens, and some have historically been used in herbal remedies. Lady’s mantles are typically
- Alchemilla mollis (plant)
lady’s mantle: …the most common species is Alchemilla mollis, which is widely distributed in Eurasia and has been introduced to North America as an ornamental. It grows up to 60 cm (2 feet) tall on grasslands and rocky soils. The broad leaves are borne on long stalks, have shallow, rounded lobes and…
- Alchemist, The (play by Jonson)
The Alchemist, comedy in five acts by Ben Jonson, performed in 1610 and published in 1612. The play concerns the turmoil of deception that ensues when Lovewit leaves his London house in the care of his scheming servant, Face. With the aid of a fraudulent alchemist named Subtle and his companion,
- Alchemist, The (novel by Coelho)
The Alchemist, novel by Brazilian author and lyricist Paulo Coelho. The Alchemist was first published in 1988 in Portuguese as O Alquimista. It has since been translated into more than 65 languages and has sold more than 65 million copies worldwide. Its message of following one’s dreams has
- alchemy (pseudoscience)
alchemy, a form of speculative thought that, among other aims, tried to transform base metals such as lead or copper into silver or gold and to discover a cure for disease and a way of extending life. Alchemy was the name given in Latin Europe in the 12th century to an aspect of thought that
- Alchemy of Happiness, The (work by al-Ghazālī)
Persian literature: Classical prose: The Kīmiya-yi saʿādat (after 1096; The Alchemy of Happiness) by the theologian and mystic al-Ghazālī, for instance, is one such work: it is a condensed version of the author’s own work in Arabic on Islamic ethics, the Iḥyāʾ ʿulūm al-dīn (The Revival of Religious Sciences). Written in a lively conversational…
- alcheringa (Australian Aboriginal mythology)
the Dreaming, mythological period of time that had a beginning but no foreseeable end, during which the natural environment was shaped and humanized by the actions of mythic beings. Many of these beings took the form of human beings or of animals (“totemic”); some changed their forms. They were
- Alchevsk (Ukraine)
Alchevsk, city, eastern Ukraine. It lies along the railway from Luhansk to Debaltseve. Alchevsk was founded in 1895 with the establishment of the Donetsko-Yuryevsky ironworks. The plant developed into a large, integrated ironworks and steelworks, which was expanded greatly in the 1950s and ’60s.
- Alchian, Armen A. (American economist)
Armen A. Alchian was an American economist whose teachings countered some of the popular economic theories of the late 20th century, such as those regarding labour costs or the implications of property ownership. (Read Milton Friedman’s Britannica entry on money.) Alchian studied at Stanford
- Alchian, Armen Albert (American economist)
Armen A. Alchian was an American economist whose teachings countered some of the popular economic theories of the late 20th century, such as those regarding labour costs or the implications of property ownership. (Read Milton Friedman’s Britannica entry on money.) Alchian studied at Stanford
- Alchymia (work by Libavius)
Andreas Libavius: …writing, the most important was Alchymia (1606; “Alchemy”), a work that established the tradition for 17th-century French chemistry textbooks. Although he was a firm believer in the transmutation of base metals into gold, Libavius was renowned for his vitriolic attacks against the mysticism and secretiveness of his fellow alchemists. Libavius…
- Alciato, Andrea (Italian lawyer and humanist)
emblem book: …16th-century Italian lawyer and humanist Andrea Alciato, whose Emblemata was first printed in Augsburg in 1531. It was written in Latin and later appeared in translation and in more than 150 editions. The Plantin press specialized in emblem literature, publishing at Antwerp in 1564 the Emblemata of the Hungarian physician…
- Alcibiades (Athenian politician and general)
Alcibiades was a brilliant but unscrupulous Athenian politician and military commander who provoked the sharp political antagonisms at Athens that were the main causes of Athens’ defeat by Sparta in the Peloponnesian War (431–404 bce). Well-born and wealthy, Alcibiades was only a small boy when his
- Alcibiades (work by Plato)
Plato: Varia: The Alcibiades depicts Socrates with the brilliant title character, whose meteoric career (before the date of composition but after the fictional date of the dialogue) contributed to the resentment against the older man. In the Clitophon, the title character objects that Socrates has awakened his wish…
- Alcibiades (fictional character)
Timon of Athens: …to Alcibiades’ mistresses and to Alcibiades himself for his war against Athens. Word of his fortune reaches Athens, and, as a variety of Athenians importune Timon again, he curses them and dies.
- alcid (bird family)
Alcidae, bird family, order Charadriiformes, which includes the birds known as auk, auklet, dovekie, guillemot, murre, murrelet, and puffin
- Alcidae (bird family)
Alcidae, bird family, order Charadriiformes, which includes the birds known as auk, auklet, dovekie, guillemot, murre, murrelet, and puffin
- Alcidamas (Greek writer)
Alcidamas was a prominent Sophist and rhetorician who taught in Athens. He was a pupil of Gorgias and a rival of Isocrates. His only extant work, Peri sōphiston (“Concerning Sophists”), stresses the superiority of extempore (though prepared) speeches over written ones. The oration attributed to him
- Alcindor, Ferdinand Lewis, Jr. (American basketball player)
Kareem Abdul-Jabbar is an American collegiate and professional basketball player who, as a 7-foot 2-inch- (2.18-metre-) tall centre, dominated the game throughout the 1970s and early ’80s. (Read Kareem Abdul-Jabbar’s Britannica essay on the New York Rens.) Alcindor played for Power Memorial Academy
- Alcindor, Lew (American basketball player)
Kareem Abdul-Jabbar is an American collegiate and professional basketball player who, as a 7-foot 2-inch- (2.18-metre-) tall centre, dominated the game throughout the 1970s and early ’80s. (Read Kareem Abdul-Jabbar’s Britannica essay on the New York Rens.) Alcindor played for Power Memorial Academy
- Alcinous (Greek mythology)
Alcinous, in Greek mythology, king of the Phaeacians (on the legendary island of Scheria), son of Nausithoüs, and grandson of the god Poseidon. In the Odyssey (Books VI–XIII) he entertained Odysseus, who had been cast by a storm onto the shore of the island. Scheria was identified in very early
- Alcipe (Portuguese poet)
Leonor de Almeida de Portugal was a Portuguese poet whose work forms a bridge between the literary periods of Arcádia and Romanticism in Portugal; her style leans toward the Romantic, but she favoured such classical forms as the ode and epithet and made many allusions to mythology and the classics.
- Alciphron (Greek rhetorician)
Alciphron was a rhetorician who wrote a collection of fictitious letters, a form of literature popular in his day. About 120 letters have survived. The background of them all is Athens in the 4th century bc, and the imaginary writers are farmers, fishermen, parasites (stock comic figures known for
- Alciphron; or, The Minute Philosopher (work by Berkeley)
George Berkeley: His American venture and ensuing years: Alciphron; or, The Minute Philosopher (1732) was written at Newport, and the setting of the dialogues reflects local scenes and scenery. It is a massive defense of theism and Christianity with attacks on deists and freethinkers and discussions of visual language and analogical knowledge and…
- Alcippe (Greek mythology)
Aglauros: Aglauros had a daughter named Alcippe by the god of war, Ares. Alcippe was raped by Halirrhothius, a son of the god of the sea, Poseidon. Ares avenged the act and was tried before the gods on the Athens hill that later was named after him, the Areopagus. That place…
- Alcippe (Portuguese poet)
Leonor de Almeida de Portugal was a Portuguese poet whose work forms a bridge between the literary periods of Arcádia and Romanticism in Portugal; her style leans toward the Romantic, but she favoured such classical forms as the ode and epithet and made many allusions to mythology and the classics.
- Alcira (Spain)
Alzira, city, Valencia provincia (province), in the comunidad autónoma (autonomous community) of Valencia, eastern Spain. It lies in the Ribera district, south of the city of Valencia. It originated as the Iberian settlement of Algezira Sucro (“Island of Sucro”), so named because of its insular
- Alcithoë (Greek mythology)
Alcithoë, in Greek legend, the daughter of Minyas of Orchomenus, in Boeotia. She and her sisters once refused to participate in Dionysiac festivities, remaining at home spinning and weaving. Late in the day Dionysiac music clanged about them, the house was filled with fire and smoke, and the
- ALCL (pathology)
silicone breast implant: Safety issues and regulation: …implants and the development of anaplastic large cell lymphoma (ALCL), a type of T-cell lymphoma. Five years later the World Health Organization officially designated this condition as breast implant-associated ALCL (BIA-ALCL). Reports suggest that the risk of BIA-ALCL is higher with implants that have a textured rather than smooth surface.
- alclad (metallurgy)
alclad, laminated metal produced in sheets composed of a Duralumin (q.v.) core and outer layers of
- ALCM
cruise missile: The air-launched cruise missile (ALCM) had a length of 6.3 m (20.7 feet); it attained a range of 2,500 km (1,500 miles). It was designed for deployment on the B-52 bomber. The Tomahawk sea-launched cruise missile (SLCM) and the Tomahawk ground-launched cruise missile (GLCM) had a…
- Alcmaeon (Greek mythology)
Alcmaeon, in Greek legend, the son of the seer Amphiaraus and his wife Eriphyle. When Amphiaraus set out with the expedition of the Seven Against Thebes, which he knew would be fatal to him, he commanded his sons to avenge his death by slaying Eriphyle (who had been bribed by Polyneices with the
- Alcmaeon (Athenian exile)
Megacles: The elder Megacles’ son Alcmaeon may have taken refuge at this time in Sicyon under Cleisthenes’ protection. That tyrant’s daughter Agariste was married to Alcmaeon’s son Megacles, who thus won out over other suitors from all parts of Greece. Though the Alcmaeonids were subsequently allowed to return to Athens,…
- Alcmaeon (Greek philosopher and physiologist)
Alcmaeon was a Greek philosopher and physiologist of the academy at Croton (now Crotone, southern Italy). He was the first person recorded to have practiced dissection of human bodies for research purposes. He may also have been the first to attempt vivisection. Alcmaeon inferred that the brain was
- Alcmaeon (Greek poet)
Alcman was a Greek poet who wrote choral lyrics in a type of Doric related to the Laconian vernacular, used in the region that included Sparta. Alcman’s work was divided by the editors of Hellenistic Alexandria (3rd and 2nd centuries bc) into six books, or papyrus rolls, but the poems survived into
- Alcmaeonid Family (ancient Greek dynasty)
Alcmaeonid Family, a powerful Athenian family, claiming descent from the legendary Alcmaeon, that was important in 5th- and 6th-century-bc politics. During the archonship of one of its members, Megacles (632? bc), a certain Cylon failed in an attempt to make himself tyrant, and his followers were
- Alcman (Greek poet)
Alcman was a Greek poet who wrote choral lyrics in a type of Doric related to the Laconian vernacular, used in the region that included Sparta. Alcman’s work was divided by the editors of Hellenistic Alexandria (3rd and 2nd centuries bc) into six books, or papyrus rolls, but the poems survived into
- Alcmene (Greek mythology)
Alcmene, in Greek mythology, a mortal princess, the granddaughter of Perseus and Andromeda. She was the mother of Heracles by Zeus, who disguised himself as her husband Amphitryon and seduced
- Alcmeon (Greek mythology)
Alcmaeon, in Greek legend, the son of the seer Amphiaraus and his wife Eriphyle. When Amphiaraus set out with the expedition of the Seven Against Thebes, which he knew would be fatal to him, he commanded his sons to avenge his death by slaying Eriphyle (who had been bribed by Polyneices with the
- Alcmeon (Greek philosopher and physiologist)
Alcmaeon was a Greek philosopher and physiologist of the academy at Croton (now Crotone, southern Italy). He was the first person recorded to have practiced dissection of human bodies for research purposes. He may also have been the first to attempt vivisection. Alcmaeon inferred that the brain was
- Alcoa (American company)
Alcoa, American corporation founded in 1888 that, during the 20th century, grew to become a leading producer of aluminum. Originally called the Pittsburgh Reduction Company, it was renamed the Aluminum Company of America and became known as Alcoa, which was eventually adopted as the company’s
- Alcoa (Tennessee, United States)
Alcoa, city, Blount county, eastern Tennessee, U.S., about 15 miles (25 km) south of Knoxville and adjacent to Maryville. The city is a gateway to Great Smoky Mountains National Park, which lies to the southeast. It was founded in 1913 by the Aluminum Company of America (Alcoa) on a tract of land
- Alcoa (American company)
Alcoa, American corporation founded in 1888 that, during the 20th century, grew to become a leading producer of aluminum. Originally called the Pittsburgh Reduction Company, it was renamed the Aluminum Company of America and became known as Alcoa, which was eventually adopted as the company’s
- Alcoa case (United States [1945])
Learned Hand: …of America (usually called the Alcoa case). After a trial lasting four years, Hand wrote for the court an opinion rejecting the “rule of reason” that the Supreme Court had applied in antitrust cases since 1911. He ruled that evidence of greed or lust for power was inessential; monopoly itself…
- Alcoa combination process (chemical process)
aluminum processing: Refining the ore: During World War II the Alcoa combination process was developed for processing lower-grade ores containing relatively high percentages of silica. Very briefly, this process reclaims the alumina that has combined with silica during the digestion process and has been filtered out with the red mud. The red mud is not…
- Alcobaça (Portugal)
Alcobaça, town, west-central Portugal. It lies at the confluence of the Alcoa and Baça rivers, just south-southwest of the city of Leiria. Alcobaça is notable for its Cistercian monastery (Mosteiro de Santa Maria), founded in 1152 by King Afonso I in thanksgiving for the reconquest of Santarém from
- Alcock Convention (Chinese history)
Alcock Convention, agreement regarding trade and diplomatic contact negotiated in 1869 between Great Britain and China. The implementation of the Alcock Convention would have put relations between the two countries on a more equitable basis than they had been in the past. Its rejection by the
- Alcock, John (English bishop and statesman)
John Alcock was an architect, bishop, and statesman who founded Jesus College, Cambridge, and who was regarded as one of the most eminent pre-Reformation English divines. Educated at Cambridge, Alcock was made dean of Westminster (1461), and thereafter his promotion was rapid in religious and
- Alcock, Sir John William (British aviator)
Sir John William Alcock was an aviator who, with fellow British aviator Arthur Brown, made the first nonstop transatlantic flight. (Read Orville Wright’s 1929 biography of his brother, Wilbur.) Alcock received his pilot’s certificate in 1912 and joined the Royal Naval Air Service as an instructor
- Alcock, W. J. (architect)
Latin American architecture: Contemporary architecture, c. 1965–the present: In Caracas W.J. Alcock adapted R. Buckminster Fuller’s geodesic dome as the roof for his Poliedro Stadium (1972), creating the biggest span of any aluminum structure. Alcock’s residential work, such as his Lopez House (1974) and Ribereña House (1979), both in Caracas, shows a rigorous concrete frame…
- Alcoforado, Mariana (Portuguese nun)
Mariana Alcoforado was a Portuguese nun, long believed to have written Lettres portugaise (1669; “Portuguese Letters”), a collection of five love letters, though most modern authorities reject her authorship. Alcoforado entered the convent of Nôtre Dame de la Conception in 1656 and became
- alcohol (chemical compound)
alcohol, any of a class of organic compounds characterized by one or more hydroxyl (―OH) groups attached to a carbon atom of an alkyl group (hydrocarbon chain). Alcohols may be considered as organic derivatives of water (H2O) in which one of the hydrogen atoms has been replaced by an alkyl group,
- alcohol abuse
alcoholism, excessive and repetitive drinking of alcoholic beverages to the extent that the drinker repeatedly is harmed or harms others. The harm may be physical or mental; it may also be social, legal, or economic. Because such use is usually considered to be compulsive and under markedly