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Latin alphabet Aa Bb Cc Dd Ee Ff Gg Hh Ii Jj Kk Ll Mm Nn Oo Pp Qq Rr Ss Tt Uu Vv Ww Xx Yy Zz

N is the fourteenth letter of the modern Latin alphabet. Its name in English is en.

Semitic Nûn was probably the picture of a snake; the sound value of the letter was /n/ - as in Greek, Etruscan, Latin and all modern languages. Greek name: Nυ, Ny.

Contents 1 Usage 2 Alternative representations 2.1 Computing 3 Meanings for N 3.1 See also

Usage

N serves as an alveolar nasal in virtually all languages that use the Latin alphabet. A common digraph with N is NG, which produces a velar nasal in a variety of languages, usually final in English. Aspirated forms NH and NGH are sometimes seen in other languages.

In the International Phonetic Alphabet, the lowercase [n] represents the alveolar nasal sound. A small capital [ɴ] represents the uvular nasal.

Alternative representations

November represents the letter N in the NATO phonetic alphabet.

In international Morse code the letter N is DahDit: - ·

In Braille the letter N is represented as ⠝ (in Unicode), the dot pattern:

XX
.X
X.

Computing

In Unicode the capital N is codepoint U+004E and the lowercase n is U+006E.

The ASCII code for capital N is 78 and for lowercase n is 110; or in binary 01001110 and 01101110, correspondingly.

The EBCDIC code for capital N is 213 and for lowercase a is 149.

The numeric character references in HTML and XML are "N" and "n" for upper and lower case respectively.

Meanings for N

• In biochemistry, N is the symbol for asparagine
• In calendars, N is often an abbreviation for the month November
• In chemistry,
  • N is the symbol for Nitrogen.
  • n can be used to denote number of moles.
• In computer science and set theory, n is frequently used as a generic counting number
• in chess, N is a notation symbol for the knight piece, as the letter K is used for the king.
• In driving a motor vehicle, N designates the neutral gear of a transmission
• In electronics, N stands for a type of RF connector
• In finance, N is the U.S. ticker symbol for Inco Limited
• In international licence plate codes, N stands for Norway
• In route numbering, N may be used as a prefix,
  • In the Republic of Ireland, standing for a national route.
  • In South Africa, standing for a national road.
• In mathematics
  • n can denote "number of" in algebraic equations.
  • blackboard bold represents the set of all natural numbers.
• In the metric system,
  • N is the symbol for the newton, the SI derived unit for force (physics)
  • n, nano, is the SI prefix meaning 10^-9
• In particle physics,
  • n is the symbol for a neutron.
  • N is the symbol for a nucleon.
• In physics,
  • n is the recommended symbol for: refractive index (optics), principal quantum number (atomic and nuclear physics), order of reflexion, electron number density (solid state physics), amount of substance (chemical physics)
  • N is the recommended symbol for: number of molecules (molecular physics), number of turns (electricity and magnetism), neutron number (atomic and nuclear physics), quantum number of total angular momentum (molecular spectroscopy)
• As the first letter of a postal code,
  • In Canada, N stands for Western Ontario.
  • In the United Kingdom, N stands for North London.
• In radio communication, N is one of the ITU prefixes allocated to the United States. Call signs beginning with N are generally used by U.S. Navy radio stations, as well as civilian aircraft.
• In statistics, n is the size of a sample.
• In video games, N is the abbreviation for Nintendo. N is also the name of a Macromedia Flash game.
• In Microsoft Windows, Ctrl-N, and Mac OS, Command-N, creates a new document, a new window or a new folder.
• In weather forecasting and geography, N stands for north, one of the 4 cardinal directions.

See also

• Ñ

Two-letter combinations Na Nb Nc Nd Ne Nf Ng Nh Ni Nj Nk Nl Nm Nn No Np Nq Nr Ns Nt Nu Nv Nw Nx Ny Nz NA NB NC ND NE NF NG NH NI NJ NK NL NM NN NO NP NQ NR NS NT NU NV NW NX NY NZ Letter-digit & Digit-letter combinations N0 N1 N2 N3 N4 N5 N6 N7 N8 N9 0N 1N 2N 3N 4N 5N 6N 7N 8N 9N

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