Armored searobin The armored searobins, or armored gurnards are a family, Peristediidae, of scorpaeniform fishes. They are found in deep tropical waters around the world. They are related to the searobins in the family Triglidae and some authorities classify them in that family but they are encased in heavy scales with prominent spines.
	Armour Armour or armor is protective clothing intended to defend its wearer from intentional harm in combat and military engagements, typically associated with soldiers. Armour has been used throughout recorded history, beginning with hides, leather, and bone, before progressing to bronze, then steel during the Middle Ages, to modern fabrics such as Kevlar, Dyneema and ceramics.
	Armoured personnel carrier Armoured personnel carriers are armoured fighting vehicles developed to transport infantry on the Battle. They usually have only a machine gun although variants carry recoilless rifles, anti-tank guided missiles , or mortar . They are not really designed to take part in a direct-fire battle, but to carry the troops to the battlefield safe from shrapnel and ambush.
	Armrest An armrest is a feature found in most modern automobiles on which the occupants can rest their arms. Armrests are commonly placed in between the seats on the driver and passenger side of the vehicle. Sometimes one or two armrests may also be attached to each individual seat, a feature commonly found in minivans and some SUVs.
	Arms industry The arms industry is a massive global industry. Its products include guns, ammunition, missiles, military aircraft, and their associated consumables and systems. The arms trade is the exchange of arms or weapons among two or more parties, generally but not exclusively sovereign nations.
	Army Army can, in some countries, refer to any armed force. More commonly, however, it is only used specifically to refer to a land force of the military. Within a National Army, an army can also refer to a large formation , usually comprising one or more corps.
	Army Intelligence The United States Army, one of the four military services in the Department of Defense, is of course primarily concerned with the conduct of military operations, and is not part of the Intelligence Community. The Armys intelligence component, however, does produce intelligence both for Army use and for sharing across the Community, qualifying it as an IC member.
	Army National Guard The Army National Guard is a component of the United States Army. The Army National Guard is part of the United States National Guard. Maintained by the National Guard Bureau, units are under command of the state's governor. When the unit is federalized, the unit falls under the command of the President of the United States.
	Arnhem Media:Nl-Arnhem.ogg is a municipality and a city in the east of the Netherlands, located on the Lower Rhine, and the capital of the Gelderland province.
	Arnica Arnica usually refers to Arnica montana, a mountain plant used for relief of bruises, stiffness, and muscle soreness in herbal medicine. Arnica is widely used as a salve for bruises and sprains , and sometimes as a tincture , for the same anti-inflammatory, pain-relieving purposes. It is available in natural/health food stores, most commonly in gel form, to be applied to the affected area approximately three times daily.
	Arnica montana Arnica montana, is a European flowering plant with large yellow head.
	Arno River The Arno is a river in the Tuscany region of Italy. The river originates on Mount Falterona in the Casentino area) of the Apennines, and takes a southward curve. The river turns to the west near Arezzo passing through Florence, Empoli and Pisa, flowing into the Tyrrhenian Sea at Marina di Pisa.
	Arnold of Brescia Arnold of Brescia,, also known as Arnaldus, was a monk from Italy who called on the Church to renounce ownership of the property, participated in the Commune of Rome, and was hanged by the Church.
	Arnold Palmer Arnold Daniel Palmer is an United States golfer who has won numerous events on both the PGA TOUR and Champions Tour, dating back to 1955. He was born in Latrobe, Pennsylvania. Palmer is not generally regarded as the greatest player in history, but he is arguably golf's most popular star and its most important trailblazer because he was the first star of the sport's television age, which began in the 1950s.
	Arnold Schoenberg Arnold Franz Walter Schoenberg , was an Austrian and later United States composer. Many of Schoenberg's works are associated with the expressionism movements in early 20th-century German poetry and art, and he was among the first composers to embrace atonality motivic development.
	Aromatic hydrocarbon An aromatic hydrocarbon or arene is a hydrocarbon, the molecular structure of which incorporates one or more planar sets of six carbon atoms that are connected by delocalised electrons numbering the same as if they consisted of alternating single and double Covalent bond.
	Arpeggio In music, an arpeggio is a Chord where the notes are played or sung in succession rather than simultaneously. Arpeggios are usually played from the lowest note to the highest, but exceptions are not uncommon. The word comes from the Italian language for "in the manner of the harp."
	Arquebus da:Arkebuse de:Arkebuse es:Arcabuz fr:Arquebuse gl:Arcabuz id:Arquebus it:Archibugio ja:??? nl:Haakbus nn:Arkebuse pl:Arkebuz pt:Arcabuz ru:???????? sl:Arkebuza fi:Hakapyssy
	Arras Arras is a town and commune in France in northern France, prfecture of the Pas-de-Calais dpartement in France. It is one of northern France's historical Picrdy region's cities, were the Picard languagee dialects are spoken.
	Array In computer programming, a group of wiktionary:Homogeneous element s of a specific data type is known as an array, one of the simplest data structures. An array is similar to, but different from, a Vector or List or a matrix .
	Arrest An arrest is the action of the police, or person acting under the color of law, to take a person into custody so that they may be forthcoming to answer for the commission of a crime. In many legal systems, an arrest requires mere verbal information to persons that they are under arrest; the laying of hands or restraints upon the arrested person is usually not required to effect an arrest.
	Arrest warrant An arrest warrant is a Warrant issued by and on behalf of the state, which authorizes the arrest and Detention of an individual.
	Arrested Development Arrested Development is a character-driven Emmy Award-winning United States comedy television program that ran from November 2, 2003 to February 10, 2006, about a formerly wealthy and habitually dysfunctional family. The series is presented in a fashion reminiscent of documentary film/cinma vrit, with omniscient narrator, archival photographs, and historic footage.
	Arrhenatherum Arrhenantherum, commonly called Oat or Button grass, is a genus with seven species and subspecies from the grass family Poaceae. It grows in Europe and the Mediterranean. Wild forms resemble Wild Oat or Fescue. Oat-grass is a very common perennial with yellowish roots.
	Arrow An arrow is a pointed projectile that is shot with a bow . It predates recorded history and is common to most cultures.
	Arrowhead Arrowhead may refer to: * the point of an arrow * some plants ** in the genus Sagittaria ** Nephthytis ** Syngonium * the Arrowhead Region of northeastern Minnesota * a Arrowhead, California, derived from an arrowhead-shaped geologic formation in the San Bernardino Mountains
	Arrowroot Arrowroot, or obedience plant, is a large perennial herb of genus Maranta found in rainforest habitats. Arrowroot is also the name for the easy-to-digest starch from the rhizomes of West Indian arrowroot. This plant should not be confused with Sagittaria species sometimes called "arrowhead" and used as a root vegetable.
	Arrows Arrows Grand Prix International was a Formula One team active from 1977 to 2002. For a period of time, it was also known as Footwork.
	Arsenal An arsenal is an establishment for the construction, repair, receipt, storage and issue of weapons and ammunition. The word arsenal appears in various forms in Romanic languages, i.e. Italian arzanale, Spanish arsenal, etc.; Italian also has arzana and darsena, and Spanish a longer form atarazanal.
	Arsenic |- | Critical temperature || 1673 kelvin Arsenic is a chemical element in the periodic table that has the symbol As and atomic number 33. This is a notoriously poisonous metalloid that has many allotropy forms; yellow, black and gray are a few that are regularly seen.
	Arsenic acid Arsenic acid, H3AsO4, is the acid form of arsenate, AsO43-, a trivalent anion. Arsenate salts behave chemically very similarly to the phosphates. Arsenic acid is only found in solution but its hemihydrate form does form stable crystals.
	Arsenic trioxide Arsenic trioxide is the most important commercial compound of arsenic, and the main starting material for arsenic chemistry. It is the highly toxic byproduct of certain kinds of ore processing, for example gold mining.
	Arsenopyrite Arsenopyrite is an iron arsenic sulfide. It is a hard metallic, opaque, steel grey to silver white mineral with a relatively high specific gravity of 6.1. When dissolved in nitric acid, it produces sulfur. When arsenopyrite is heated, it becomes magnetic, and gives off toxic fumes.
	Arsine Arsine, the simplest chemical compound of arsenic, is arsenichydrogen3. It is a flammable, pyrophoric, and highly toxic molecular derivative of arsenic and hydrogen. The compound is of interest for its lethality, its applications in the semiconductor industry, and its use in the synthesis of organoarsenic species.
	Arson Arson is the crime of setting a fire with intent to cause damage. The criminal damage of property in English law has been consolidated into a single offence in the Criminal Damage Act 1971 although the use of the word has been retained.
	Art By its original and broadest definition, art is the product or process of the effective application of a body of knowledge, most often using a set of skills; this meaning is preserved in such phrases as "liberal arts" and "martial arts". However, in the modern use of the word, which rose to prominence after 1750, art is commonly understood to be skill used to produce an Aesthetics result .
	Art Deco Art Deco also known as Style Moderne or 1925 Style, was a twentieth century movement in the decorative arts that grew to influence architecture, design, fashion and the visual arts.
	Art gallery An art gallery or art museum is a space for the art exhibition, usually visual art, and usually primarily paintings, illustrations, and sculpture. It is also sometimes used as a location for the trade of art. The art museum is considered a fairly modern invention, the first being the Louvre in Paris, which was established in 1793, soon after the French Revolution when the royal treasures were declared for the people.
	Art Nouveau Art nouveau /art nuvo/, Anglicised /'??t nu?v?u/ is a style in art, architecture and design that peaked in popularity at the beginning of the 20th century. Other, more localised terms for the cluster of self-consciously radical, somewhat mannered reformist chic that formed a prelude to 20th-century modernism included Jugendstil in Germany, the Netherlands and Scandinavia, named after the avant-garde periodical Jugend , Young Poland , or Vienna Secession in Vienna]
	Art papers ART PAPERS is a non-profit bimonthly magazine focusing on contemporary art. Originally established in 1977 as the Atlanta Art Workers Coalition Ltd. Newletter, it is known as being the only critical arts magazine published in the Southeastern United States United States.
	Art Tatum Arthur Tatum, Jr. was an American jazz pianist. He was known for his virtuosic playing and creative improvisation. Tatum was widely recognized among his colleagues as the most gifted jazz pianist alive. To many, he was one of the greatest pianists of any musical genre, and arguably one of the greatest musicians of the 20th century.
	Artamidae The family Artamidae gathers together 20 species of mostly crow-like birds native to Australasia and nearby areas. There are two subfamilies: Artaminae, the woodswallows, are sombre-coloured, soft-plumaged birds that have a brush-tipped tongue but seldom use it for gathering nectar.
	Artemis Artemis , in Greek mythology was daughter of Zeus and of Leto and the twin sister of Apollo. In later times she was conflated with the Roman mythology goddess Diana . In Etruscan mythology, she took the form of Artume.
	Artemisia annua Artemisia annua, also known as Sweet Wormwood, Sweet Annie, or Chinese wormwood, is a common type of Artemisia that grows throughout the world. It has fern-like Leaf, bright yellow flowers, and a camphor-like scent. It averages about 2 m tall and has a single stem, alternating branches, and alternating leaves which range 2.5-5cm in length.
	Artemisia californica Artemisia californica, also known as California sagebrush, of the Asteraceae, is a shrub that grows in coastal sage scrub, coastal strand, chaparral, and dry foothill communities, from sea level to 800 m. It is a native to California and Baja California.
	Artemisia maritima Sea Wormwood, also known as 'Old Woman'.
	Artemisia tridentata Artemisia tridentata is a shrub or small tree from the family Asteraceae. Some botanists treat it in the segregate genus Seriphidium, as S. tridentatum W. A. Weber, but this is not widely followed. The name sagebrush is also used for several related members of the genus Artemisia, such as Artemisia californica.
	Artemisia vulgaris Artemisia vulgaris is a species from the daisy family Asteraceae. It is one of several species in the genus Artemisia known as mugwort, and is also occasionally known as Felon Herb, St. John's Plant, Chrysanthemum Weed, Wild Wormwood, and Mogusa in Japan. It is native to temperate Europe, Asia and northern Africa, but is also present in North America where it is an invasive weed.
	Arteriole An arteriole is a small diameter blood blood vessel that extends and branches out from an artery and leads to capillary. Arterioles have thin muscle walls and are the primary site of vascular resistance. The mean blood pressure in the arteries supplying the body is a result of the interaction between the cardiac output and the vascular resistance, usually termed total peripheral resistance by physicians and researchers.
	Artery For other uses see Artery Arteries are muscular blood vessels that carry blood away from the heart. They are contrasted with veins, which carry blood toward the heart. The circulatory system is extremely important in sustaining life. Its proper functioning is responsible for the delivery of oxygen and nutrients to all cells, as well as the removal of carbon dioxide, waste products, maintenance of optimum pH, and the mobility of the elements, proteins and cells, of the immune system.
	Arthropod Arthropods are the largest phylum of animals and include the insects, arachnids, crustaceans, and others. More than 80% of described living animal species are arthropods , with over a million modern species described and a fossil record reaching back to the early Cambrian.
	Arthur Ashe Arthur Robert Ashe, Jr. was a prominent African American tennis player who was born and raised in Richmond, Virginia, Virginia. During his playing career, he won three Grand Slam titles. Ashe is also remembered for his efforts to further social causes.
	Arthur Compton Arthur Holly Compton won the Nobel Prize in Physics for discovery of the Compton effect named after him. He served as Chancellor of Washington University in St. Louis from 1946 to 1953.
	Arthur Conan Doyle Sir Arthur Ignatius Conan Doyle Deputy Lieutenant was a Scotland author most famously known for his stories about the Detective fiction Sherlock Holmes, which are generally considered a major innovation in the field of crime fiction. He was a prolific writer whose other works include science fiction stories, historical novels, plays and romances, poetry, and non-fiction.
	Arthur Evans For the recipient of the Victoria Cross, see Arthur Evans . For the American university administrator, see A. Grant Evans. For the leader of the On-to-Ottawa Trek, see Arthur Herbert Evans. Sir Arthur John Evans was a United Kingdom Archaeology born in Nash Mills, England.
	Arthur Fiedler Arthur Fiedler was the long-time Music of the Boston Pops Orchestra, a symphony orchestra that specialized in popular music. With a combination of musicianship and showmanship, he made the Pops the best-known orchestra in the country. Some criticized him for watering down music, particularly when adapting popular songs or edited portions of the classical repertoire, but Fiedler deliberately kept performances informal, light, and often self-mocking to attract more listeners.
	Arthur Honegger Arthur Honegger was a Swiss composer, who was born in France and lived a large part of his life in Paris. He was a member of Les Six. His most frequently performed work is probably the orchestral work Pacific 231, which imitates the sound of a steam engine locomotive.
	Arthur Koestler Arthur Koestler was a Hungary polymath who became a naturalized United Kingdom subject. He wrote journalism, novels, social philosophy, and books on science subjects. He was a Communism during much of the 1930s, but later became an outspoken Anti-communism.
	Arthur Miller Arthur Asher Miller was an United States playwright, essayist and author. He was a prominent figure in American literature and film for over 61 years, writing a wide variety of plays, including The Crucible, A View from the Bridge, All My Sons and Death of a Salesman, which are still widely studied and performed worldwide .
	Arthur Rimbaud Jean Nicolas Arthur Rimbaud was a France poet, born in Charleville-Mzires.
	Arthur Rubinstein Arthur Rubinstein was a Poland pianist who is widely considered as one of the greatest piano virtuosos of the 20th Century. He received international acclaim for his performances of Frdric Chopin and Johannes Brahms and his championing of Spain music.
	Arthur Schopenhauer Arthur Schopenhauer was a Germany philosopher. He is most famous for his work The World as Will and Representation. Schopenhauer formulated a double-aspect theory to our understanding of reality, that of the world existing simultaneously but separately as Will and representation.
	Arthur Sullivan Sir Arthur Seymour Sullivan was an English composer best known for his comic opera Gilbert and Sullivan with libretto W. S. Gilbert. His artistic output included 23 operas, 13 orchestral works, 8 choral or oratorio works, 2 ballets, incidental music to several plays, and numerous hymns and other church pieces, songs, parlour ballads, part songs, carols, and piano and chamber pieces.
	Articles of Confederation The Articles of Confederation and Perpetual Union, commonly known as the Articles of Confederation, was the first governing document of the United States. The articles, which combined the Thirteen Colonies of the American Revolutionary War into a loose confederation, were adopted by the Second Continental Congress on November 15 1777, after 16 months of debate.
	Articulate Articulate is a privately-held U.S. software company that creates rapid e-learning software. The company has customers in more than 50 countries and has won numerous awards for its desktop software products, Articulate Presenter and Articulate Quizmaker. Articulate's flagship product is Articulate Presenter, which allows authors to convert existing Microsoft PowerPoint files into Adobe Flash, incorporating audio, video, quizzes, and Web sites.
	Artie Shaw Arthur Arshawsky, better known as Artie Shaw, was an accomplished jazz clarinetist, composer, bandleader, and writer. He was born in New York City, and began learning the saxophone when he was 15 and, by age 16, had begun to tour with a band and switched to the clarinet.
	Artificial flower Artificial flowers and imitations of natural flowers are sometimes made for scientific purposes, but more often as articles of decoration and ornament. A large variety of materials have been used in their manufacture by different peoples at different timespainted linen and shavings of stained horn by the Egyptians, gold and silver by the ancient Rome, rice-paper by the China, silkworm cocoons in Italy, the plumage of highly colored birds in South America, wax, small tinted animal shell
	Artificial heart An artificial heart is a prosthesis that is implanted into the body to replace the original biological heart. It is distinct from a cardiac pump, which is an external device used to provide the functions of both the heart and the lungs. Thus, the cardiac pump need not be connected to both blood circuits.
	Artificial intelligence Artificial intelligence is a branch of computer science that deals with intelligent behavior, learning, and adaptation in machines. Research in AI is concerned with producing machines to automate tasks requiring intelligent behavior. Examples include control system, Automated planning and scheduling, the ability to answer diagnostic and consumer questions, handwriting recognition, speech recognition, and facial recognition system.
	Artificial kidney An artificial kidney is the machine and its related devices which clean the blood of patients who have a temporary or an ongoing failure of their kidneys. The procedure of cleaning the blood by this means is called hemodialysis. Also see dialysis.