| | - Agassi, Andre
- For the first 10 years of his professional career, American tennis player Andre Agassi was the rock star of his sport. Besides racking up three Grand Slam titles and capturing ... [6 Related Articles]
- Agassiz Peak
- (from the article "San Francisco Peaks") three summits- Humphreys, Agassiz, and Fremont peaks-on the rim of an eroded extinct volcano 10 miles (16 km) north of Flagstaff on the Colorado Plateau in north-central Arizona, U.S. Humphreys ...
- Agassiz, Alexander (Emmanuel Rodolphe)
- marine zoologist, oceanographer, and mining engineer who made important contributions to systematic zoology, to the knowledge of ocean beds, and to the development of a major copper mine.
- Agassiz, Elizabeth Cabot
- American naturalist and educator who was the first president of Radcliffe College, Cambridge, Massachusetts.
- Agassiz, Lake
- largest of the ice-margin lakes that once covered what are now parts of Manitoba, Ontario, and Saskatchewan in Canada and North Dakota and Minnesota in the United States. It was ... [4 Related Articles]
- Agassiz, Louis
- Swiss-born U.S. naturalist, geologist, and teacher who made revolutionary contributions to the study of natural science with landmark work on glacier activity and extinct fishes. He achieved lasting fame through ... [15 Related Articles]
- Agastya
- (from the article "Hinduism") ...burned to ashes 60,000 princes who had dug their way to him. Another sage, Bhagiratha, brought the Ganges River down from heaven to sanctify their ashes and, in the process, ...
- agate
- common semiprecious silica mineral, a variety of chalcedony (q.v.) that occurs in bands of varying colour and transparency. Agate is essentially quartz, and its physical properties are in general those ... [2 Related Articles]
- Agate Fossil Beds National Monument
- natural "depository" of an extinct animal community on the Niobrara River in northwestern Nebraska, U.S., 40 miles (64 km) north of Scottsbluff. The beds were laid down as sedimentary deposits ...
- Agate, James
- English drama critic for the London Sunday Times (1923-47), book reviewer for the Daily Express, novelist, essayist, diarist, and raconteur. He is remembered for his wit and perverse yet lovable ...
- agateware
- in pottery, 18th-century ware of varicoloured clay, with an overall marbled effect. It was sometimes called solid agate to distinguish it from ware with surface marbling. Agateware was probably introduced ... [1 Related Articles]
- Agatha, Saint
- legendary Christian saint and martyr, cited in the martyrology of St. Jerome, the Calendar of Carthage (c. 530), and other works. Palermo and Catania both claim to be her birthplace.
- Agathias
- Byzantine historian and poet of part of Justinian I's reign. [1 Related Articles]
- Agathis
- the genus of the dammar pines, 13 species of pinelike plants of the family Araucariaceae. Agathis species range from the Philippines to Australia and New Zealand. Elsewhere some are grown ... [2 Related Articles]
- Agatho, Saint
- pope from 678 to 681. A cleric well-versed in Latin and Greek, he was elected pope in June 678. He judged that St. Wilfrid, bishop of York, had been unjustly ... [2 Related Articles]
- Agathocles
- tyrant of Syracuse, in Sicily, from 317 to c. 304 and self-styled king of Sicily after c. 304. A champion of Hellenism, he waged war unsuccessfully against Carthage. [8 Related Articles]
- Agathodaimon
- (from the article "alchemy") Zosimos credits these innovations mainly to Maria (sometimes called "the Jewess"), who invented the apparatus, and to Agathodaimon, probably a pseudonym. Neither is represented (beyond Zosimos' references) in the Venice-Paris ...
- Agathon
- Athenian tragic poet whose first victory at the festival of the Great Dionysia, in which plays were presented and judged, was gained in 416 BC. The event is made, by ... [1 Related Articles]
- Agathos Daimon
- (from the article "Tyche") ...poet Hesiod called her the daughter of the Titan Oceanus and his consort Tethys; other writers attributed her fatherhood to Zeus, the supreme god. She was also associated with the ...
- Agathosma
- (from the article "Sapindales") ...Asia and throughout the tropics. Melicope (about 150 species, including the former genus Pelea) occurs from Indo-Malaysia through Australia and New Zealand to the Pacific Islands. Agathosma (135 species) is ...
- Agau
- an ancient people that settled in the northern and central Ethiopian Plateau; they are associated with the development of agriculture and animal husbandry in the area. The term Agau also ... [1 Related Articles]
- Agavaceae
- the agave family of the flowering plant order Liliales, consisting of about 22 genera and at least 720 species of short-stemmed, often woody plants distributed throughout tropical, subtropical, and temperate ... [2 Related Articles]
- Agave
- (from the article "Agavaceae") Plants of the genus Agave are important primarily for the fibres obtained from their leaves. Sisal hemp, from A. sisalana, is the most valuable hard fibre. Henequen fibre is obtained ...
- Agazzari, Agostino
- Italian composer famous for his treatise, Del sonare sopra 'l basso con tutti li stromenti e dell'uso loro nel conserto (1607; "On Playing Upon the Thoroughbass with All the Instruments ...
- Agazzi, Carolina
- (from the article "preschool education") In 1892 in Italy, the Agazzi sisters, Rosa and Carolina, initiated a blending of Aporti's infant school and Froebel's kindergarten and produced a prototypical Italian maternal school (scuola materna). In ...
- Agazzi, Rosa
- (from the article "preschool education") In 1892 in Italy, the Agazzi sisters, Rosa and Carolina, initiated a blending of Aporti's infant school and Froebel's kindergarten and produced a prototypical Italian maternal school (scuola materna). In ...
- Agbale, Timi
- (from the article "Ede") ...(180 km) southwest, and at the intersection of roads from Oshogbo, Ogbomosho, and Ife. Ede is one of the older towns of the Yoruba people. It is traditionally said to ...
- Agboyibo, Yawovi
- (from the article "Togo") Area: 56,785 sq km (21,925 sq mi) | Population (2007 est.): 6,585,000 | Capital: Lome | Chief of state: President Faure Gnassingbe | Head of government: Prime Ministers Yawovi ...
- Agca, Mehmet Ali
- (from the article "John Paul II") On May 13, 1981, John Paul was shot and nearly killed by a 23-year-old Turkish man, Mehmet Ali Agca. Meanwhile, the Poles' other spiritual leader, Primate Cardinal Wyszynski, lay dying ...
- age
- (from the article "Christianity") By the time the New Testament was written, Jewish apocalyptic writings (symbolic or cryptographic literature portraying God's dramatic intervention in history and catastrophic dramas at the end of a cosmic ...
- age differentiation
- (from the article "Europe, history of") ...began to diversify, and, though inhumation in pits remained the commonest form, it was elaborated in different ways. The position of the body became stretched rather than contracted, and sex ...
- age discrimination
- (from the article "Law, Crime, and Law Enforcement") ...who were directly subjected to sex discrimination were now protected from retaliatory action by school officials. In Smith v. City of Jackson, the court broadened the scope of the Age ...
- age distribution
- in population studies, the proportionate numbers of persons in successive age categories in a given population. Age distributions differ among countries mainly because of differences in the levels and trends ... [1 Related Articles]
- age grade
- (from the article "age set") ...from birth or from a determined age, to a named age set that passed through a series of stages, each of which had a distinctive status or social and political ...
- age of consent
- (from the article "family law") In order to satisfy the requirement of a voluntary consent to a marriage, a party must have reached an age at which he or she is able to give meaningful ...
- Age of Consent Act of 1891
- (from the article "India") ...British liberal socioreligious reform therefore came to a halt for more than three decades-essentially from the East India Company's Hindu Widow's Remarriage Act of 1856 to the crown's timid Age ...
- Age of Empires
- computer game franchise designed by Ensemble Studios, an American company founded in 1995 and subsequently acquired by the Microsoft Corporation. The original Age of Empires debuted in 1997 to critical ...
- Age of the Princes
- (from the article "Ethiopia") Meanwhile, population pressures had mounted among the Oromo, a pastoral people who inhabited the upper basin of the Genale (Jubba) River in what is now southern Ethiopia and northern Kenya. ...
- age set
- a formally organized group consisting of every male (or female) of comparable age. In those societies chiefly identified with the practice, a person belonged, either from birth or from a ... [8 Related Articles]
- Age, The
- Australian daily newspaper published in Melbourne and widely considered to provide some of the finest news coverage in the country. It has been highly regarded for its dedication to accuracy.
- age-area hypothesis
- in anthropology, theory holding that the age of culture traits (elements of a culture) may be determined by examining their distribution over a large geographic area. The hypothesis states that ... [1 Related Articles]
- age-earnings profile
- (from the article "wage and salary") ...actors will make such investments only if the expected stream of future benefits exceeds the short-term costs associated with acquiring the skills. Such investments therefore affect one's "age-earnings profile," the ...
- age-related macular degeneration
- (from the article "eye disease") Although inherited retinal degenerations are relatively uncommon, their unusual affects on the retina and the inexorable advance of this diverse group of diseases have stimulated a considerable amount of research ...
- age-specific death rate
- (from the article "aging") The viability (survival ability) of a population is characterized in two actuarial functions: the survivorship curve (A in Figure 1) and the age-specific death rate, or Gompertz function (B in ...
- agechi
- (from the article "Japan") ...supplies could easily be conveyed to nearby Edo if Edo Bay were blockaded by foreign ships. Plans for the defense of the bay also were formulated. Tadakuni also promulgated a ...
- Agee, James
- American poet, novelist, and writer for and about motion pictures. One of the most influential American film critics in the 1930s and '40s, he applied rigorous intellectual and aesthetic standards ... [4 Related Articles]
- Agee, Philip Burnett Franklin
- American government official was stripped of his U.S. citizenship (1979) and marked as an international pariah after publishing Inside the Company: A CIA Diary (1975), which divulged his growing disillusionment ...
- Agee, Tommie Lee
- American baseball player (b. Aug. 9, 1942, Mobile, Ala.-d. Jan. 22, 2001, New York, N.Y.), helped lead the New York Mets to a World Series championship in 1969. Agee was ...
- Ageladas
- sculptor said to have been the teacher of Myron, Phidias, and Polyclitus. This tradition testifies to his wide fame but is historically doubtful.
- Agelena naevia
- (from the article "funnel weaver") ...are notable for their funnel-shaped webs; they are a common group with many species that are distributed worldwide. The webs are built in the grass, under boards and rocks, and ...
- Agen
- town, capital of Lot-et-Garonne departement, Aquitaine region, southwestern France. It lies along the Garonne River at the foot of Ermitage Hill (530 feet [162 ...
- Agena
- (from the article "Atlas rocket") ...minutes of operation and a sustainer that operates until orbital velocity is attained. Atlas can lift about 5,800 pounds (2,600 kg) to about a 350-mile (560-kilometre) orbit. Coupled with Agena, ...
- Agenais
- former province of France, of which Agen was the centre and to which the modern departement of Lot-et-Garonne nearly corresponds. [1 Related Articles]
- Agence France-Presse
- French cooperative news agency, one of the world's great wire news services. It is based in Paris, where it was founded under its current name in 1944, but its roots ... [1 Related Articles]
- Agence Havas
- (from the article "Agence France-Presse") ...Havas, which was created in 1832 by Charles-Louis Havas, who translated reports from foreign papers and distributed them to Paris and provincial newspapers. In 1835 the Bureau Havas became the ...
- agency
- in law, the relationship that exists when one person or party (the principal) engages another (the agent) to act for him-e.g., to do his work, to sell ... [2 Related Articles]
- Agency for National Security Planning
- (from the article "Kim Jae Kyu") South Korean military officer and head of the Korean Central Intelligence Agency (KCIA) who, on Oct. 26, 1979, assassinated the South Korean president, Park Chung Hee.role of Park Chung Hee
- agency shop
- (from the article "closed shop") ...within an "escape period" must remain members of the union for the duration of the agreement; otherwise, they will be dismissed from their jobs. Even more open than the union ...
- agency theory, financial
- in organizational economics, a means of assessing the work being done for a principal (i.e., an employer) by an agent (i.e., an employee). While consistent with the concept of agency ...
- Agenda 2010
- (from the article "Germany") The domestic landscape was marked by continued voter disenchantment with the Schroder government's reform package, known as Agenda 2010. The reforms had a number of objectives aimed at kick-starting the ...
- Agenda 21
- (from the article "United Nations Conference on Environment and Development") ...binding targets for emission reductions, however. The Declaration on Environment and Development, or Rio Declaration, laid down 27 broad, nonbinding principles for environmentally sound development. Agenda 21 outlined global strategies ...
- agenesis
- in human physiology, failure of all or part of an organ to develop during embryonic growth. Many forms of agenesis are consistently lethal, as when the entire brain is absent ... [3 Related Articles]
- agent
- a computer program that performs various actions continuously and autonomously on behalf of an individual or an organization. For example, an agent may archive various computer files or retrieve electronic ... [1 Related Articles]
- agent middleman
- (from the article "marketing") Unlike merchant wholesalers, agent middlemen do not take legal ownership of the goods they sell; nor do they generally take physical possession of them. The three principal types of agent ...
- Agent Orange
- mixture of herbicides that U.S. military forces sprayed in Vietnam from 1962 to 1971 during the Vietnam War for the dual purpose of defoliating forest areas that might conceal Viet ... [5 Related Articles]
- agent provocateur
- (from the article "Russia") ...by the Maximalists of the Socialist Revolutionary Party against policemen and officials, claimed hundreds of lives in 1905-07. The police felt able to combat it only by infiltrating their agents ...
- Agenzia Nazionale Stampa Associata
- (from the article "news agency") ...the Arab News Agency, which provides news for several states in the Middle East. Others are national newspaper cooperatives, such as the Ritzaus Bureau of Denmark, founded in 1866. A ...
- Ageo
- city, Saitama ken (prefecture), Honshu, Japan. Ageo lies on the terrace between the Ara River (west) and the Ayase River (east). A former post town between Tokyo and Maebashi, it ...
- ager Campanus
- (from the article "ancient Rome") ...land came to be concentrated in fewer hands. One of the punishments meted out to disloyal allies after the Second Punic War was confiscation of all or part of their ...
- ager publicus
- (from the article "ancient Rome") ...Punic War was confiscation of all or part of their territories. Most of the ager Campanus and part of the Tarentines' lands-perhaps two million acres in total-became Roman ager publicus ...
- ageratum
- any of about 45 species of annual herbs making up the genus Ageratum (family Asteraceae), and native to tropical South America. They have toothed, oval leaves that are opposite each ...
- Ageratum houstonianum
- (from the article "ageratum") Dwarf varieties of the common garden ageratum (A. houstonianum) are used as edging plants. Some ageratums are variously known as flossflower and pussy-foot.
- Agerod
- (from the article "Sweden") ...dates of the thaw. The first traces of human life in Sweden, dating from about 9000 BC, were found at Segebro outside Malmo in the extreme southern reaches of Sweden. ...
- Ageronia
- (from the article "lepidopteran") ...and the pupae of many gossamer-winged butterflies make squeaking or grating sounds when disturbed. The adult death's head moth (Acherontia atropos) makes a loud chirping sound. Ageronia butterflies, when startled ...
- Agesander
- Greek sculptor who is credited by the 1st-century-AD Roman writer Pliny as the creator, with Polydorus and Athenodorus, of the group "Laocoon." Nothing further is known of him except that ...
- Agesilaus
- (from the article "Agis IV") Agis was supported by his wealthy mother and grandmother, who surrendered their property; by his uncle Agesilaus; and by Lysander, who was an ephor (magistrate with the duty of limiting ...
- Agesilaus II
- king of Sparta from 399 to 360 who commanded the Spartan army throughout most of the period of Spartan supremacy (404-371) in Greece. An excellent military tactician, he is usually ... [6 Related Articles]
- Agfa-Gevaert NV
- Belgian corporate group established in 1964 in the merger of Agfa AG of Leverkusen, West Germany, and Gevaert Photo-Producten NV of Mortsel, Belgium. The merger established twin operating companies, one ... [2 Related Articles]
- Agfacolor
- (from the article "motion-picture technology") In 1936 Germany produced Agfacolor, a single-strip, three-layer negative film and accompanying print stock. After World War II Agfacolor appeared as Sovcolor in the Eastern bloc and as Anscocolor in ...
- Agga
- (from the article "Enmebaragesi") ...own time, as well as from later traditions. He was the next-to-last ruler of the first dynasty of Kish. He "despoiled the weapons of the land of Elam," one inscription ...
- agglomerate
- large, coarse, rock fragments associated with lava flow that are ejected during explosive volcanic eruptions. Although they closely resemble sedimentary conglomerates, agglomerates are pyroclastic igneous rocks that consist almost wholly ... [1 Related Articles]
- agglomeration
- (from the article "dairy product") Spray-dried milk is also difficult to reconstitute or mix with water. Therefore, a process called agglomeration was developed to "instantize" the powder, or make it more soluble. This process involves ...
- agglomeration
- (from the article "iron processing") ...from the fines (less than 7 millimetres). If the lump ore is of the appropriate quality, it can be charged to the blast furnace without any further processing. Fines, however, ...
- agglutinate
- (from the article "agglutinate") pyroclastic igneous rock formed from partly fused volcanic bombs. See bomb (volcanology).formation by volcanic activitybomb...others are ribbon-shaped. If bombs ar
- agglutination
- a grammatical process in which words are composed of a sequence of morphemes (word elements), each of which represents not more than a single grammatical category. This term is traditionally ... [3 Related Articles]
- agglutination
- (from the article "blood group") ...the serum that identify and combine with the antigen sites on the surfaces of red cells of another type. The reaction between red cells and corresponding antibodies usually results in ...
- agglutination test
- (from the article "blood group") The basic technique in identification of the antigens and antibodies of blood groups is the agglutination test. Agglutination of red cells results from antibody cross-linkages established when different specific combining ...
- agglutinin
- substance that causes particles to congeal in a group or mass, particularly a typical antibody that occurs in the blood serums of immunized and normal human beings and animals. When ...
- agglutinogen
- (from the article "blood group") ...between red cells and corresponding antibodies usually results in clumping-agglutination-of the red cells; therefore, antigens on the surfaces of these red cells are often referred to as agglutinogens.
- Aggonafir, Innanu
- (from the article "African literature") ...examines the dilemma of a woman faced with the challenge of survival is Setinna Ahari (1963; "Fallen Woman") by Innanu Aggonafir (pseudonym of Nagash Gabra Maryam). Haddis Alamayyahu's novel Wanjalannak...
- aggregate
- in building and construction, material used for mixing with cement, bitumen, lime, gypsum, or other adhesive to form concrete or mortar. The aggregate gives volume, stability, resistance to wear or ... [2 Related Articles]
- aggregate consumption
- (from the article "consumption") The study of consumption behaviour plays a central role in both macroeconomics and microeconomics. Macroeconomists are interested in aggregate consumption for two distinct reasons. First, aggregate consumption determines aggregate saving, ...
- aggregate demand
- (from the article "Great Depression") The fundamental cause of the Great Depression in the United States was a decline in spending (sometimes referred to as aggregate demand), which led to a decline in production as ...
- aggregate fruit
- (from the article "Classification of fruits") ...pericarp becomes dry at maturity. Fleshy fruits include (1) the berries, such as tomatoes, oranges, and cherries, in which the entire pericarp and the accessory parts are succulent tissue; (2) ...
- aggregation
- (from the article "colony") in zoology, a group of organisms of one species that live and interact closely with each other. A colony differs from an aggregation, which is a group whose members have ...
- aggregation pheromone
- (from the article "hydrocarbon") ...annually by the bacteria that live in termites and in the digestive systems of plant-eating animals. Smaller quantities of alkanes also can be found in a variety of natural materials. ...
- aggression
- in international relations, an act or policy of expansion carried out by one state at the expense of another by means of an unprovoked military attack. For purposes of reparation ... [4 Related Articles]
- aggressive behaviour
- animal behaviour that involves actual or potential harm to another animal. Biologists commonly distinguish between two types of aggressive behaviour: predatory or antipredatory aggression, in which animals prey upon or ... [19 Related Articles]
- aggressive mimicry
- a form of similarity in which a predator or parasite gains an advantage by its resemblance to a third party. This model may be the prey (or host) species itself, ... [3 Related Articles]
- aggressive roller-skating
- (from the article "roller-skating") ...In-line roller hockey uses a puck, sticks, and many of the rules of ice hockey. In-line skaters also embraced competitions commonly associated with skateboarding. These sports, sometimes called aggressive roller-skating, ...
- Aggtelek Caves
- limestone cave system on the Hungarian-Slovakian border, about 30 miles (50 km) northwest of Miskolc, Hungary, and 40 miles (65 km) southwest of Kosice, Slovakia. It is the largest stalactite ... [1 Related Articles]
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