"A" "a" (first letter and vowel in many scripts)

The letter or figure of the A "can be traced to an ancient pictogram of an ox head shaped in an ancient Egyptian hieroglyph or the Proto-Sinaitic alphabet

In 1600 BC the Phoenician alphabet had a linear form that served as the basis for some forms below. Your name must correspond closely to the Hebrew or Arabic alphabet.

When the Greeks adopted the alphabet, had no use for the global end of the letter had denoted in Phoenician and other Semitic languages, so the sign used to represent the vowel a, and kept its name with a small change or more known to them as (alpha). In the early Greek inscriptions after the Greek Dark Ages, dating from the eighth century BC, the letter A is based on its side, but in the Greek alphabet of later times generally resembles the modern capital letter, although many local varieties can be distinguished by the shortening of a leg, or the angle at which the reference line is the cross.

The Etruscans brought the Greek alphabet to their civilization on the Italian peninsula, leaving point unchanged.The Romans later adopted the Etruscan alphabet to write the Latin language, and the resulting letter was preserved in the modern Latin alphabet used to write many languages, including English. 

The letter A has two tiny forms. The form used in most current writing by hand is composed of a circle and vertical fuel (ɑ), called Latin alpha or "script." Most printed material uses a form consisting of a small circle with a bow on it ("a"). Both derive from capital as capital. In the Greek alphabet, it was common to join the left leg and horizontal movement in a single cycle, as demonstrated by the Uncial version shown in the image above.

Many other sources drew the right leg vertical. In some of these, the serif started the race in his right leg, which became an arch, so this font is used in printed form, while in others, were dropped, resulting in a modern manuscript. 

Letter (A) or (a) - Applications

In English, "A" by itself is often denoting the front open, close round vowel (/ æ /) as in pad, the open unrounded back vowel (/ ɑ ː /), as in the parent or in concert with a later orthographic vowel, the diphthong / eɪ / as in ace and major, due to the effects of the great vowel shift.


In most other languages ​​using the Latin alphabet, "the letter A denotes" an open front unrounded vowel (/ a /). In the International Phonetic alphabet, variants of "a" denote various vowels. In X-SAMPA, capital "A" indicates the open back unrounded vowel and lowercase "a" denotes the open front unrounded vowel. 
"A" is the third most commonly used letter in English, and the second most common in Spanish and French. In one study, on average, about 3.68% of the words used in English tend to be <a> s, while the number is 6.22% to 3.95% in Spanish and French. 
"A" is often used to refer to something or someone in one or more well-recognized quality or state: A-, A or A +, the highest rating that can be allocated by teachers for students' school work, The clean restaurant rating, A-list celebrities, etc.. These associations may have a motivational effect as exposure to the letter A has been found to improve performance, compared with other letters. 
A return "a" ("ɐ") is used by the international phonetic 
alphabet for the open central vowel close, while the capital has become an "A" ("∀") is used in predicate logic to specify universal quantification. 


Letter (A) or (a) - Code

A, the International Code of cars from Austria.

Letter (A) or (a) - Culture and Education

A may designate the highest grade or higher grade (F is the worst) in some schools. This classification system is very common in the United States and other countries based on qualifying for achievements.

Letter (A) or (a) - Film

  • A is the title of an animated film in 1965.
  • A is the title of a Japanese documentary Tatsuya Mori in 1998.
  • A is the title of a British documentary by Darren Almond in 2002.

Letter (A) or (a) - Literature

  • A is associated with the black in the poem "Vowels" of Rimbaud, and described as follows: black velvet jacket of brilliant flies / Which buzz around cruel smells, / gulfs of shadow. "
  • The zero cycle is a series of science fiction novels written by AE van Vogt.
  • All the heroines of the novelist Pierre Benoit has a name starting with A.
  • In contras Poirot Agatha Christie ABC, is one for Mrs. Ascher, killed in his shop in Andover snuff.
  • A is a note on the meaning of "acceptable" in the French translation of Harry Potter books, as in the original version.
  • The wreck of the "A" is an album by artist Fred (Philemon cycle)

Letter (A) or (a) - Music

  • A is the qualification of employees in countries using the alphabet to name the musical notes.
  • A is the notation for the next U.S. agreement
  • A is the abbreviation of the word "high" (as in SATB: soprano, alto, tenor, bass) and the word "anthem."
  • A is the title of a music album of the group Jethro Tull (1980).
  • A is the type name of neo metal band.

Letter (A) or (a) - Astronomy

  • In the designation of asteroids, the A indicates that the celestial object has been discovered between January 1 and January 15.
  • A star denotes a class determined by its spectral type.

Letter (A) or (a) - Biology

  • Biomass A, describes a man's blood group, the blood cells agglutinogens contains only one of them is: "A".
  • In the transcript of a strand of DNA or RNA, A: adenine.
  • In the transcript of a polypeptide chain, the A means that alanine.

A denotes the veins of the anus in the Comstock-Needham system of naming the wing veins of insects.

Letter (A) or (a) - Computers

  • In the hexadecimal system (base 16) uses the first letters of the alphabet to write the fractions 10-15 and keep a character like fraction for the system decimal.La letter A corresponds to the value 10 (decimal).
  • The HTML element to mark the end of a hyperlink, with the href attribute indicating the destination of a hyperlink. The name is an abbreviation of the English anchor (anchor).
  • Level A is the first level of web content accessibility, at least according to the WCAG standard set by the Web Accessibility Initiative within W3C.

Letter (A) or (a) - Calendars

In the Gregorian calendar, A is the letter of Sunday which is a common year starting on Sunday and then have 52 weeks.

Letter (A) or (a) - Numismatics

A monogram, is the coin of France struck back in Paris and, therefore, considered the best. They said a man with great qualities who was "marked with A" (Pasquier, Recherches de la France, p. 1560 et seq.

Letter (A) or (a) - Physics - Chemistry

  • A is often used in crystallography to describe the lattice parameter.
  • A is the thermal diffusivity.
  • A is the chemical activity of a component.
  • A cursive () denotes the chemical affinity.
  • A denotes the Gibbs energy, G observed more frequently to avoid confusion with the chemical affinity.
  • A denotes the mass number equal to the number of nucleons in the atom, located at the top left of the symbol.

Letter (A) or (a) - Units

  • A is an SI prefix meaning atto (10 -18).
  • A is the symbol of the son, a unit of area.
  • A is the symbol of the amplifier, a unit of measurement of the intensity of a power that belongs to the international system.
  • Å (A with a round head), is the symbol of Angstrom.
  • A (from Latin annus) is used as a symbol of the calendar year.

Letter (A) or (a) - Life

  • A0, A1, A2, A3, A4, A5, A6, A7, A8, A9, and A10 are international formats of paper, the sheet being A0 has an area equal to 1 square meters, next to halve progression .
  • A is the first letter of the names of the models of aircraft built by Airbus.
  • Traffic signs:
  • A is used in the names of the streets, especially in France and Switzerland, to designate the roads.Example: A6.
  • France, an abbreviation (apprentice) in red on a white disk must be glued to the back of the car "young drivers" during the three years following the adoption of the driving license (2 years if accompanied driving .)
  • Under a system of grading schools with the five letters ABCDF, mostly used in Anglo Saxon countries, the letter 'A' is the highest rating, and may be weighted + suffix (A + to A first) or - (A - A below).

Letter (A) or (a) - Sports

  • In tennis, the letter A is used to indicate a tie in a game (15-A, 30-A or 40 A-). See glossary of tennis.
  • In team sports, the letter A is usually used to describe the core team is a club or team with a major national team. For example, in football, we talk about the France A team against Team "A" (also known as Team B) or the team expected.

Letter (A) or (a) - Geography

  • Å is a village in Norway is in the Lofoten Islands.
  • Aa is a small coastal river in northern France France, Nord-Pas-de-Calais.

Letter (A) or (a) - Others

  • A was the abbreviation of the Latin name Aulus.
  • In 1996, a Swedish parents gave their son the name of Brfxxccxxmnpcccclllmmnprxvclmnckssqlbb11116 (pronounced / ˌ bin to /, ie, "Albin"), a court refused. So the parents tried to change the name to "A", which again refused the court.
  • The letter A is surrounded by a circle is a symbol of the anarchists.
  • The letter A, you can also refer to a mega-yacht of 119 feet, built in 2008 owned by Russian billionaire Andrey Melnichenko.
  • A (A with a macron) also refers to:
  • Bis (阿), a Chinese character translated into Hanyu Pinyin,
  • Non-A,-Aristotelian philosophy of General Semantics by Alfred Korzybski founded and made famous by the novel's world one.
  • Anarchy symbol is an A circled.

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