A The letter A is the first letter in the Latin alphabet. Its name in English language is a .
	Ã The Portuguese language letter '/' represents a 'nasal A'. It is also used in the Kashubian language and Vietnamese languages. Being a typically Portuguese sound, it is sometimes used as a symbol of the Portuguese language. Portuguese possesses quite a few nasalization consonants and vowels:
	A "A" or "a", is a grapheme representing a modified letter A or a separate letter, depending on the language. The bar above the a is called a macron. In the Latvian alphabet A represents a distinct vowel and comes after A and before B in alphabetical order: for instance baznica comes before barda in a Latvian dictionary.
	A A or a is a letter used in standard Romanian language and Vietnamese language orthography. In Romanian, it is used to represent the schwa, while in Vietnamese it represents the short a sound. It is the second letter of both the Romanian alphabet and the Vietnamese alphabet alphabets.
	A. E. Housman Alfred Edward Housman , usually known as A.E. Housman, was an England poet and classics, now best known for his cycle of poems A Shropshire Lad.
	A. E. W. Mason Alfred Edward Woodley Mason was a British author. Mason was born in London. He studied at Dulwich College and graduated from Trinity College, Oxford in 1888. His first novel, A Romance of Wastdale, was published in 1895. He is the author of more than twenty books, among them The Four Feathers, originally published in London in 1902.
	AAA AAA or Triple-A may be:
	Aachen Aachen is a spa city in North Rhine-Westphalia, Germany, on the border with Belgium and the Netherlands, 65 km to the west of Cologne, and the westernmost city in Germany.
	Aalborg Aalborg is the fourth largest city in Denmark - after Copenhagen, Aarhus and Odense - with an urban population of 122,794. The earliest settlements date back to around 700 ad. Its location by the Limfjord made it an important harbour during the middle-ages and an industrial center later.
	Aar The Aar is the longest river that both rises and ends entirely within Switzerland. Its total length from its source to its junction with the Rhine comprises about 294 km ,urse The Aar rises in the great Aar glaciers in the Canton of Bern and west of the Grimsel Pass.
	Aardvark The Aardvark is a medium-sized mammal native to Africa. The name comes from the Afrikaans/Dutch language for "earth pig" , because early settlers from Europe thought it resembled a pig. However, the Aardvark is not closely related to pigs.
	Aardwolf The Aardwolf is a small hyena, native to East Africa and Southern Africa. The name means "earth wolf" in Afrikaans. Unlike other hyenas, the aardwolf is a defenseless and undangerous animal, who's diet consists almost entirely of termites. The natural enemies are detered by the superficial resemblence to the more agressive hyena species.
	Aarhus Aarhus also commonly known by its contemporary Danish language spelling rhus, is the second largest city and the principal port of Denmark situated on the peninsula of Jutland on the northern shore of Germany. Aarhus is the seat of the council of both Aarhus municipality and Aarhus County and claims the unofficial title "Capital of Jutland".
	Aaron Aaron , was one of two brothers who play a unique part in the history of the Hebrew people. He was the elder son of Amram and Jochebed of the tribe of Levi; Moses, the other son, being three years younger, and Miriam, their sister, several years older. Aaron was the great-grandson of Levi and represented the priestly functions of his tribe, becoming the first High Priest.
	AARON AARON is a software program written by artist Harold Cohen that creates original artistic images. Proceeding from Cohen's initial question "What are the minimum conditions under which a set of marks functions as an image?", AARON has been in continual development since 1973. The name "AARON" does not seem to be an acronym, rather it was a name chosen to start with the letter "A" so that the names of successive programs could follow it alphabetically.
	Aaron Burr Aaron Burr, Jr. was an United States politician and adventurer. He was a formative member of the Democratic-Republican Party in New York and a strong supporter of Governor George Clinton . He is remembered not so much for his tenure as the third Vice President of the United States, under Thomas Jefferson, as for his Hamilton-Burr duel with Alexander Hamilton, resulting in Hamilton's death.
	Aaron Copland Aaron Copland was an American classical music composer of concert and film music. Instrumental in forging a distinctly American style of composition, he was widely known as "the dean of American composers." Copland's music achieved a difficult balance between modernism music and American folk styles, and the open, slowly changing harmonies of many of his works are said to evoke the vast American landscape.
	Aaron Montgomery Ward Aaron Montgomery Ward was an United States businessman notable for the invention of mail order. The mail-order industry started about a hundred years ago with Aaron Montgomery Ward, who tried out an idea and launched an industry that has influenced the lifestyles of millions of American families.
	Aaron's rod Aaron's rod refers to any of the staffs carried by Moses' brother, Aaron, in the Old Testament. Along with Nehushtan, Aaron's rod was endowed with miraculous power during the Plagues of Egypt which preceded the Exodus. Upon two occasions, however, the singular virtue of spontaneous power when not in the grasp of its possessor was exhibited by Aaron's rod.
	AARP AARP, the American Association of Retired Persons, is a United States-based non-government organization dedicated to the interests of persons aged 50 and over. It was originally entitled American Association of Retired Persons, but as the activities of AARP diversified, it became broader than only retired people.
	AB AB may mean: * AB, After Bush - meaning the period of history after the Bush Presidency. *One of the human blood types in the ABO blood group system *AB, a takeaway meal popular in Adelaide *Aberdeen, after which the List of postal areas in the United Kingdom AB is named.
	Abacá Abac, ah buh KAH, is a species of banana native to the Philippines, grown widely as well in Borneo and Sumatra. The plant is of major economical importance, being harvested for its fibre, called Manila hemp, extracted from the large, oblong leaf and stems. On average, the plant grows about 20 feet tall.
	Abacus An abacus is a calculation tool, often constructed as a wooden frame with beads sliding on wires. It was in use centuries before the adoption of the written Hindu-Arabic numeral system and is still widely used by merchants and clerks in the People's Republic of China, Japan, Africa, and elsewhere.
	Abadan Abadan is a city in the Khuzestan province in southwestern Iran . It lies on Abadan Island, on the Arvand river. In 2005, the population was estimated to be at 415,139. The civilian population of the city dropped to near zero during the eight-years Iran-Iraq war. In 1992, only 84,774 had returned to live in the city.
	Abalone Abalone is the American English variant of the Spanish language name Abuln used for various species of shellfish from the Haliotidae family . The abalones belong to the large class of gastropods . There is only one genus in the family Haliotidae, and about four to seven subgenera.
	Abandonment The term abandonment has a multitude of uses which can generally be broken into legal and extra-legal uses. This "signpost article" provides a guide to the various uses of the word via links to articles that deal with each of the distinct concepts at length.
	Abatis Abatis, abattis, or abbattis is a term in field fortification for an obstacle formed of the branches of trees laid in a row, with the tops directed towards the enemy. The trees are usually interlaced or tied with wire. Abatis are used alone or in combination with wire entanglements and other obstacles.
	Abaya The abaya is an overgarment worn by some Muslim women. It is the traditional form of hijab, or Islamic modest dress, for many countries of the Arabian peninsula. It is sometimes adopted in other parts of Islamic world. Traditional abaya are black, and may be either a large square of fabric draped from the shoulders or head, or a long black caftan.
	Abbé Abb? is the French word for abbot. It is the title for lower-ranking Catholic clergymen in France. A concordat passed between Pope Leo X and Francis I of France (between 1515 and 1521), gave the kings of France the right to nominate 255 Abb?s commendataires for almost all French abbeys, who received income from a monastery without needing to render a service.
	Abbey An abbey , is a Christianity monastery or convent, under the government of an Abbot or an Abbess, who serve as the spiritual father or mother of the community. A priory only differs from an abbey in that the superior bears the title of prior instead of abbot.
	Abbot The word abbot, meaning father, has been used as a Christianity clergy title in various, mainly monastic, meanings.
	Abbott Lawrence Lowell U.S. educator, historian, and controversial President of Harvard University, Abbott Lawrence Lowell was born to Augustus Lowell and his wife Katherine Bigelow Lowell at the family's 10-acre estate in Brookline, MA. The Lowell family, a prominent Boston Brahmin, affectionately named this estate Sevenels for the fact that there were 7 members in their family.
	Abdomen The abdomen is a part of the body. In humans, and in many other vertebrates, it is the region between the thorax and the pelvis. In fully developed insects, the abdomen is the third segment, after the head and thorax.
	Abdominal aortic aneurysm Abdominal aortic aneurysm is a term, which is used to describe a localized dilatation of the abdominal aorta, that exceeds the normal diameter by more than 50%. It is caused by a degenerative process of the aortic wall, however the exact etiology remains unknown. It is most commonly located wiktionary:infrarenal, other possible locations are wiktionary:suprarenal and wiktionary:pararenal.
	Abel Tasman Abel Janszoon Tasman , was a Netherlands sea explorer, exploration and then merchant, born in Lutjegast, a village in the province of Groningen , best known for his voyages of 1642 and 1644 in the service of the VOC . His was the first known European expedition to reach the islands of Van Diemen's Land and New Zealand and to sight the Fiji islands, which he did in 1643.
	Abelia Abelia is a genus of about 15-30 species and many hybrids in the honeysuckle family Caprifoliaceae, in the part of that family split off by some authors in the segregate family Linnaeaceae. The Angiosperm Phylogeny Group considers Linnaeaceae to encompass such genera as Linnaea, Abelia, Dipelta, Kolkwitzia, and Zabelia.
	Abelian group In mathematics, an abelian group, also called a commutative group, is a group such that a * b = b * a for all a and b in G. In other words, the order in which the binary operation is performed doesn't matter. Such groups are generally easier to understand, although large infinite abelian groups remain a subject of current research.
	Abelmoschus Abelmoschus is a genus of about fifteen species of flowering plants in the mallow family Malvaceae, native to tropical Africa, Asia and northern Australia. It was formerly included within Hibiscus, but is now classified as a distinct genus. The genus comprises annual plant and perennial plant herbaceous plants, growing to 2 m tall.
	Aberdeen Aberdeen, often called The Granite City, is Scotland's third largest City status in the United Kingdom, with a population of 212,125. Aberdeen is the chief commercial centre and port in the north-east of Scotland. The city is often referred to as the Oil Capital of Europe thanks to becoming, in the 1970s, a major service base for the extraction of crude oil in the North Sea.
	Abidjan Abidjan is the largest city and former capital of Cte d'Ivoire. It is the commercial and banking center of Cte d'Ivoire as well as the de facto capital. It stands in bri Lagoon on several converging peninsulas and islands, connected by bridges. There are an estimated 4 to 5 million inhabitants in the metropolitan area.
	Abiogenesis Abiogenesis is, in its most general sense, the generation of life from non-living matter. Today the term is primarily used to refer to theories about the chemical origin of life, such as from a primordial sea, and most probably through a number of intermediate steps, such as non-living but self-replicating molecules .
	Abkhazia Abkhazia International Phonetic Alphabet: or is a region of 8,600 square kilometre in the Caucasus, which is de jure an autonomous republic of Georgia , but which proclaimed independence after a war in the early 1990s. It remains largely de facto independent of Georgia and maintains control over a large part of its territory, although it is not recognized internationally as a separate nation.
	Ablution Ablution may refer to the practice of removing sins, diseases or earthly defilements through the use of ritual washing, or the practice of using ritual washing as one part of a ceremony to remove sin or disease.
	ABO blood group system The ABO blood group system is the most important blood type system in human blood transfusion. The associated anti-A antibodies and anti-B antibodies are usually powerful IgM antibodies, which are usually produced in the first years of life by sensitization to environmental substances such as food, bacteria and viruses.
	Abolitionism Abolitionism was a political movement that sought to abolish the practice of slavery and the worldwide slave trade. It began during the period of the Age of Enlightenment and grew to large proportions in several nations during the 19th century, largely succeeding in its goals.
	Abortion An abortion is the removal or expulsion of an embryo or fetus from the uterus, resulting in, or caused by, its death. This can occur spontaneously as a miscarriage, or be artificially induced through chemistry, surgery or other means. Commonly, "abortion" refers to an induced procedure at any point in the pregnancy; medically, it is defined as a miscarriage or induced termination before twenty weeks gestation, which is considered Viability.
	Abraham Abraham is regarded as the founding patriarch of the Israelites whom God chose to bless, and to make into a blessing for all peoples on Earth. He is a critical figure in Judaism later adopted by other religions like Christianity, Islam, and the Bah' Faith. The accounts of his life found in the Book of Genesis are believed to be accurate within the major religions respectively associated with these books, but they have sometimes been assumed to be myths by some secular historians.
	Abrahám Abrah?m is a village and municipality in Galanta District of the Trnava Region of south-west Slovakia.
	Abraham Lincoln Abraham Lincoln , sometimes called Abe Lincoln and nicknamed Honest Abe, the Rail Splitter, and the Great Emancipator, was an Politics of the United States who served as the 16th President of the United States , and the first president from the History of United States Republican Party.
	Abramis Abramis is a genus of freshwater fish in family family Cyprinidae of order Cypriniformes, whose members are known as bream. The type species is A. brama, the carp bream. Native to the Palearctic ecozone, the Abramis species are widespread throughout northern Europe from France to the Caspian Sea.
	Abrasion In dermatology, an abrasion is superficial damage to the skin, generally not deeper than the Epidermis. It is more superficial than an excoriation, although it can give mild bleeding. Mild abrasions do not scar, but deep abrasions may lead to the development of scarring tissue.
	ABS ABS is a three-letter abbreviation with multiple meanings: * Able-bodied Seaman / Able-bodied Seamen * ABS, a popular clothing brand by Allen B. Schwartz * ABS computer, the brand name of a computer manufacturing company. * Absolutive case * Abu Simbel Airport in Abu Simbel, Egypt
	Abscess An abscess is a collection of pus collected in a cavity formed by the tissue on the basis of an infection process or other foreign materials . It is a immune system of the tissue to prevent the spread of infectious materials to other parts of the body.
	Absinthe Absinthe is a distillation, highly ethanol, anise-Flavored liquor derived from herbs including the flowers and leaves of the medicinal plant Absinth Wormwood, also called Artemisia absinthium. Although it is sometimes incorrectly called a liqueur, absinthe is not bottled with added sugar and is therefore classified as a Distilled beverage or spirit.
	Absolute value In mathematics, the absolute value of a real number is its numerical value without regard to its Negative and non-negative numbers. So, for example, 3 is the absolute value of both 3 and −3. In computers, the mathematical function used to perform this calculation is usually given the name abs.
	Absorption spectrum A material's absorption spectrum shows the fraction of incident electromagnetic radiation absorption by the material over a range of frequencies. An absorption spectrum is, in a sense, the inverse of an emission spectrum. Atoms and molecules may change states when they absorb specific amounts of energy.
	Abstract art Abstract art is art that appears to be without a story, but in reality may have a hidden meaning. In the very early 20th century, the term was more often used to describe art, such as Cubism and Futurism art, that depicts real forms in a simplified or rather reduced waykeeping only an allusion of the original natural subject.
	Abstract expressionism Abstract expressionism was an United Statesn post-World War II art movement. It was the first specifically American movement to achieve worldwide influence and also the one that put New York City at the center of the art world, a role formerly filled by Paris. The term "Abstract expressionism" was first applied to American art in 1946 by the critic Robert Coates.
	Abstraction Abstraction is the process of reducing the information content of a concept, typically in order to retain only information which is relevant for a particular purpose. For example, abstracting a leather soccer ball to a ball retains only the information on general ball attributes and behaviour.
	Abu Dhabi Abu Dhabi is the largest of the seven emirates that compose the United Arab Emirates and was also the largest of the former Trucial States. Abu Dhabi is also a city of the same name within the Emirate that is the capital city of the country, in north central UAE.
	Abu Sayyaf The Abu Sayyaf Group , also known as al-Harakat al-Islamiyya is a militant Islamism separatism group based in and around the southern islands of Philippines, in Jolo, Basilan, and Mindanao. The name of the group is derived from the Arabic ???, Abu and sayyaf .
	Abudefduf Abudefduf is a genus of fish in the family Pomacentridae. The name is from Arabic language abu meaning "father", def meaning "side", and the intensive plural ending -duf. So the name means "father with prominent sides".
	Abuja Abuja is the capital city of Nigeria, with an estimated population of 2.5 million. When it was decided to move the national capital from Lagos in 1976, a capital territory was chosen for its location near the center of the country. The planned city is located in the center of what is now the Federal Capital Territory, Nigeria.
	Abutilon Abutilon is a large genus of about 150 species of broadleaf evergreens in the mallow family. The genus includes Annual plant, perennials, shrubs, and small trees from 1-10 m tall, and is found in the tropical and subtropical regions of all continents. The leaf are alternate, unlobed or palmately lobed with 3-7 lobes.
	Abutilon theophrasti Abutilon theophrasti is an annual plant in the family Malvaceae, native to southern Asia. It grows to 1 m tall, and has velvet-like heart-shaped leaf 15-25 cm broad. The flowers are yellow, 4 cm diameter, maturing into button-shaped seed pods.
	Abutment An abutment is an end support of a bridge superstructure. Abutments are used for the following purposes: * to transmit the reaction of superstructure to the foundations * to retain the earth filling * to connect the superstructure to the approach roads An abutment is also, generally, the point where two structures or objects meet.
	Aby Warburg Aby Moritz Warburg was an influential art historian. He was born in Hamburg to the famous Warburg banking family. However, he had little interest in the family business and chose instead to devote himself to academic studies. He studied in Bonn, Munich, and in Strasbourg, focussing on archeology and art history, but also medicine, psychology, and the history of religion.
	Acacia Acacia is a genus of shrubs and trees of Gondwana origin belonging to the Subfamily Mimosoideae of the Pea Family , first described from Africa by Carolus Linnaeus in 1773. There are roughly 1300 species of Acacia worldwide, about 950 of them native to Australia, with the remainder spread around the dry tropical to warm-temperate regions of both hemispheres, including Africa, southern Asia, and the Americas.
	Academia Academia is a collective term for the scientific and cultural community engaged in higher education and peer-reviewed research, taken as a whole. The word comes from the Academy just outside ancient Athens, where the Gymnasium was made famous by Plato as a center of learning.
	Academy An academy is an institution for the study of higher learning. The name Academy rose from Plato's Ancient Athens school of philosophy, founded in approximately 385 BC. The term is also used for various other institutions in modern times.