| | - Attalus, Priscus
- usurping Roman emperor of the West in AD 409-410, the first to be raised to that office by barbarians. [1 Related Articles]
- attan
- (from the article "Afghanistan") ...is closer to Western than to Asian music. Afghans celebrate their religious or national feast days, and particularly weddings, by public dancing. The performance of the attan dance in the open air has long been a feature of Afghan life. It became the national dance of the ...
- Attaphila
- (from the article "orthopteran") ...inches) long, and others, much smaller, resemble leaves of plants. The size range of present-day cockroaches is typical of the diversity of body size among orthopterans: tiny flightless cockroaches (Attaphila), living as commensals in the nests of ants, are only two millimetres long when mature, whereas a species of Megaloblatta ...
- attapulgite
- (from the article "Borate minerals") ...as to develop extended lathlike features that give rise to the fibrous morphology. The mineral occurs in sediments from playa lakes and saline deposits, in desert soils, and in calcareous material. Attapulgite is a variety of palygorskite found in Attapulgus, Ga. For chemical formula and physical properties of attapulgite, see ...
- attar of roses
- fragrant, colourless or pale-yellow liquid essential oil distilled from fresh petals of Rosa damascena and R. gallica and other species of the rose family Rosaceae. Rose oils are a valuable ingredient of fine perfumes and liqueurs. They are also used for flavouring lozenges and scenting ointments and toilet preparations. [2 Related Articles]
- Attar, Farid al-Din
- Persian poet who was one of the greatest Muslim mystical writers and thinkers, composing at least 45,000 distichs (couplets) and many brilliant prose works. [4 Related Articles]
- Attar, Najah al-
- (from the article "Syria") ...studio in June and the United States embassy in September. Foreign Minister Faruq al-Shara' was promoted to vice president in February and succeeded by Walid al-Mu'allim. In March, Najah al-Attar was appointed a vice president and became the first woman and first non-Ba'th Party member to hold the post.
- Attell, Abe
- American professional boxer, undisputed world featherweight champion from 1906 through 1912. Attell was from a poor Jewish family and began his boxing career at 15 as a means of supplementing the family's income.
- attempt
- (from the article "criminal law") In Anglo-American law there is a class of offenses known as inchoate, or preliminary, crimes because guilt attaches even though the criminal purpose of the parties may not have been achieved. Thus the offense of incitement or solicitation consists of urging or requesting another to commit a crime. Certain specified ...
- Attenborough, Richard
- (from the article "1982: Best Director") Other NomineesOscar to "Gandhi" for best picture, 19821982: Best Picture Other Nominees
- Attenborough, Sir David
- English broadcaster and writer noted for his innovative educational programs on television.
- attending
- (from the article "telephone and telephone system") ...the process, signaling the local central office that service is requested. The central office, which has been monitoring the telephone line continuously (a process known as attending), responds with a dial tone. Upon receiving the dial tone, the customer enters the called party's telephone number, using either a rotary dial ...
- attention
- in psychology, the concentration of awareness on some phenomenon to the exclusion of other stimuli. [11 Related Articles]
- attention disorder
- (from the article "mental disorder") Children with these disorders show a degree of inattention and impulsiveness that is markedly inappropriate for their stage of development. Gross overactivity in children can have many causes, including anxiety, conduct disorder (discussed below), or the stresses associated with living in institutions. Learning difficulties and antisocial behaviour may occur secondarily. ...
- attention-deficit/hyperactivity disorder
- a behavioral syndrome characterized by inattention and distractibility, restlessness, inability to sit still, and difficulty concentrating on one thing for any period of time. ADHD most commonly occurs in children, though an increasing number of adults are being diagnosed with the disorder. ADHD is three times more common in males ... [2 Related Articles]
- attenuation
- (from the article "attention") With the notion of attenuation, rather than exclusion, of nonattended signals came the idea of the establishment of thresholds. Thus threshold sensitivity might be set quite low for certain priority classes of stimuli, which, even when basically unattended and hence attenuated, may nevertheless be capable of activating the perceptual systems. ...
- attenuation
- (from the article "Attenuation of sound in selected fluids") The loss mechanisms in a free-space optical channel are virtually identical to those in a line-of-sight microwave radio channel. Signals are degraded by beam divergence, atmospheric absorption, and atmospheric scattering. Beam divergence can be minimized by collimating (making parallel) the transmitted light into a coherent narrow beam by using a ...
- attenuation
- (from the article "infectious disease") ...infection with an organism or, through vaccination, the administration of a live or inactivated organism or its toxin by mouth or by injection. When given alive, the organisms are weakened, or attenuated, by some laboratory means so that they still stimulate antibodies but do not produce their characteristic disease. However ...
- attenuation coefficient
- (from the article "Attenuation of sound in selected fluids") ...of channel attenuation as the signal frequency is varied is known as the attenuation spectrum, while the average attenuation over the entire frequency range of a transmitted signal is defined as the attenuation coefficient. Channel attenuation is an important factor in the use of each transmission medium.
- attenuation spectrum
- (from the article "telecommunications media") ...that the signal is passed without loss; three decibels means that the power of the signal decreases by one-half. The plot of channel attenuation as the signal frequency is varied is known as the attenuation spectrum, while the average attenuation over the entire frequency range of a transmitted signal is ...
- Atterbom, Per Daniel Amadeus
- leader in the Swedish Romantic movement; a poet, literary historian, and professor of philosophy, aesthetics, and modern literature. While a student at Uppsala he founded, with some friends, the society Musis Amici (1807; renamed Auroraforbundet, 1808). Publishing in the group's periodical, Phosphorus, and in Svensk Literatur Tidning ("Swedish Literary News"), ...
- Atterbury Plot
- (from the article "United Kingdom") Walpole's position as the king's favourite minister was finally assured when he exposed the Atterbury plot. Francis Atterbury was bishop of Rochester. Always a Tory and High Churchman, he drifted after the Hanoverian succession into Jacobite intrigue. In 1721-22 he and a small group of conspirators plotted an armed invasion ...
- Atterbury, Francis
- Anglican bishop, a brilliant polemical writer and orator who was a leader of the Tory High Church Party during the reign of Queen Anne (1702-14); later, he was a prominent Jacobite supporting Stuart claims to the English throne. [2 Related Articles]
- Attersee
- (from the article "Alpine lakes") ...environment, is made up of Lake Geneva and the Insubrian lakes (Maggiore, Lugano, Como, and Garda). Parts of the northern lakes (Lakes Neuchatel, Luzern, Zurich, Constance, Chiemsee, Attersee) are situated in the foothill zone of the Alps or even some distance beyond.
- atthakatha
- (Pali: "explanation"), commentaries on the Pali Buddhist canon that provide much information on the society, culture, and religious history of ancient India and Ceylon (Sri Lanka). The earliest commentaries, written in Pali, may have reached Ceylon along with the canon itself by the 3rd century BC. Between then and the ...
- Atthidographer
- (from the article "ancient Greek civilization") ...there were local historians of Attica, such as Androtion, who continued to value Athens' past and even ventured to rewrite (not merely to reinterpret) the facts about it. These men, who are known as Atthidographers, were not simply antiquarians escaping from the monarchic present. On the contrary, the greatest of ...
- Attianus, Acilius
- (from the article "Hadrian") Hadrian's father died in 85, and the son was entrusted to the care of two men: one, a cousin of his father, later became the emperor Trajan, and the other, Acilius Attianus, later served as prefect of the emperor's Praetorian Guard early in Hadrian's own reign. In 90, Hadrian visited ...
- attic
- in architecture, story immediately under the roof of a structure and wholly or partly within the roof framing. Originally, the word denoted any portion of a wall above the main cornice. Utilized by the ancient Romans principally for decorative purposes and inscriptions, as in triumphal arches, it became an important ...
- Attic dialect
- Ancient Greek dialect that was the language of ancient Athens. Its closest relative was the Ionic dialect of Euboea. With the ascendance of the Athenian empire in the course of the 5th century BC, Attic became the most prestigious of the Greek dialects and as a result was adopted later ... [6 Related Articles]
- Attic talent
- (from the article "talent") The talent was also an important unit of weight among the Greeks, who undoubtedly borrowed it from eastern neighbours. The Attic talent, which equaled 60 Attic minas, is estimated to have weighed about 56.9 pounds (25.8 kg). It was certainly smaller than the Hebrew talent.
- Attica
- ancient district of east central Greece; Athens was its chief city. Bordering the sea on the south and east, Attica attracted maritime trade. In early times there were several independent settlements there, centring on Eleusis, Athens, and Marathon. Athens may have been paramount in the Mycenaean age, but in the ... [11 Related Articles]
- attica
- (from the article "triumphal arch") ...Roman army had to pass before entering the sacred city territory (pomerium) of Rome. Its basic form consisted of two piers connected by an arch and crowned by a superstructure, or attica, that served as a base for statues and bore commemorative inscriptions. In early arches the attic statuary usually ...
- Atticists
- (from the article "Koine") The divergences of the Koine from classical norms gave rise in the 1st century AD to a purist movement known as Atticism, which had little effect on the everyday spoken language although it influenced the written language, causing it to have archaizing tendencies.part of Second Sophistic School
- Atticus, Titus Pomponius
- wealthy but nonpolitical Roman, famous for his correspondence with the important Roman statesman and writer Cicero. [3 Related Articles]
- Attiki
- (from the article "Greece") This region epitomizes the physical geography of Greece. To the west are the massive limestones so characteristic of northern and western Greece, while to the east the peninsula of Attiki (Attica) represents the western margin of the old (Hercynian) crystalline rocks of the Aegean shores. Essentially an upland area, its ...
- Attila
- king of the Huns from 434 to 453 (ruling jointly with his elder brother Bleda until 445). He was one of the greatest of the barbarian rulers who assailed the Roman Empire, invading the southern Balkan provinces and Greece and then Gaul and Italy. In legend he appears under the ... [6 Related Articles]
- Attila
- (from the article "Cotingidae") ...Many species are given common names pertaining to their voice or food habits or derived from native names: fruiteater, berryeater, mourner, bellbird, chatterer, piha, tityra. Many forms (Attila and relatives) are flycatcher-like in appearance and habits and are considered by some authorities to belong in the family Tyrannidae. The Cotingidae ...
- Attiret, Jean Denis
- (from the article "garden and landscape design") ...mind for the revolution in garden design of the second quarter of the 18th century. Chinese example was not the sole or the most important source of the new English garden; but the account of Father Attiret, a Jesuit at the Manchu court, published in France in 1747 and in ...
- Attis
- mythical consort of the Great Mother of the Gods (q.v.; classical Cybele, or Agdistis); he was worshipped in Phrygia, Asia Minor, and later throughout the Roman Empire, where he was made a solar deity in the 2nd century AD. The worship of Attis and the Great Mother included the annual ... [6 Related Articles]
- attitude
- in social psychology, a cognition, often with some degree of aversion or attraction (emotional valence), that reflects the classification and evaluation of objects and events. While attitudes logically are hypothetical constructs (i.e., they are inferred but not objectively observable), they are manifested in conscious experience, verbal reports, overt behaviour, and ... [11 Related Articles]
- attitude
- (from the article "ballet position") The attitude is a position similar to the arabesque except that the knee of the raised leg is bent. The raised leg is held at a 90° angle to the body in back or in front (attitude an avant); the knee may be either well bent or nearly straight (attitude ...
- attitude control
- (from the article "satellite communication") Throughout a satellite's service life, occasional use of small thruster motors maintain it in the proper geostationary orbit and in the correct attitude (i.e., pointing in the right direction). Attitude is controlled by one of three orientation methods: spin-stabilizing the entire satellite, including the antennas, by rotating it around its ...
- attitude gyro
- (from the article "avionics") Control apparatus includes the attitude gyro and any number of instruments that indicate power, such as the tachometer (in propeller craft), torquemeter (in turboprops), and exhaust pressure ratio indicator (in turbojets). Performance instruments include the altimeter,...
- Attleboro
- city, Bristol county, southeastern Massachusetts, U.S. It lies just northeast of Pawtucket and Providence, Rhode Island. Settled in 1643, it was part of the adjacent town of Rehoboth until separately incorporated as a town (township) in 1694 and named for Attleborough, England. In 1887 it was divided by the creation ...
- Attlee, Clement, 1st Earl Attlee of Walthamstow, Viscount Prestwood
- British Labour Party leader (1935-55) and prime minister (1945-51). He presided over the establishment of the welfare state in Great Britain and the granting of independence to India, the most important step in the conversion of the British Empire into the Commonwealth of Nations. He was perhaps the leading Labour ... [7 Related Articles]
- Atto Adalbert
- count of Canossa (located near Reggio nell'Emilia, Italy) and founder of the house of Attoni. [1 Related Articles]
- attornatus
- (from the article "agency") ...this time, the doctrine of principal and agent developed in England as an outgrowth or expansion of the doctrine of master and servant. Anglo-Norman law created the figures of ballivus and attornatus. His position in the household of his master empowered the ballivus to transact commercial business for his master, ...
- attorney
- (from the article "legal profession") ...most dignified of the advocates, from whom alone after about 1300 the royal judges were appointed. Various agents for litigation resembling procurators also became known. The "attorneys," authorized by legislation, at first shared the life of the Inns with the "apprentices" in advocacy, who themselves in time acquired the title ...
- attorney general
- the chief law officer of a state or nation and the legal adviser to the chief executive. The office is common in almost every country in which the legal system of England has taken root.
- Attorney General of the Government of Israel v. Eichmann
- (from the article "war, law of") ...of yet other states? The charter decided that it did, since it was concerned with offenses having no particular geographic location. A wider view of international law was taken in the case of Attorney General of the Government of Israel v. Eichmann, which was decided by the District Court of ...
- attorney, power of
- authorization to act as agent or attorney for another. Common-law and civil-law systems differ considerably with respect to powers of attorney, and there is also considerable diversity among the civil-law systems themselves. Many of the general powers of attorney that are important in civil-law countries come under the powers of ... [1 Related Articles]
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