N (disambiguation)

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Look up n, N, ñ in Wiktionary, the free dictionary.

N is the fourteenth letter of the Latin alphabet.

N may also refer to:

Mathematics

• , the set of natural numbers
• N, for nullae, a rare Roman numeral for zero
• n, the size of a statistical sample

Science

• N, newton, a derived unit of force
• N, normal force
• N, the symbol for nitrogen
• N, the symbol for asparagine
• N (Normal), a measure of chemical concentration
• N (physics symbol), recommended for a number of specific values
• Haplogroup N (mtDNA), a human haplogroup
• Haplogroup N (Y-DNA), a human haplogroup
• n, for nano-, prefix in the SI system of units denoting a factor of 10⁻⁹
• n, the refractive index of a material

Engineering

• N-type semiconductor, characterized by increase in negative charge carriers
• N connector, a threaded RF connector for joining coaxial cables
• N, in geotechnical engineering, the result of a standard penetration test
• N, in electrical systems, the connection to ground
• N, one of the ITU prefixes allocated to the United States
• N, a prefix used in the strength ratings of neodymium magnets

Entertainment

• N (video game), a 2005 computer game
  • N+, an enhanced remake of the prior game
• N (album), a 2008 album by Norther
• "N", a song by Banya for the "Pump It Up: The Perfect Collection" music video game
• N (character)‎ or Near, a character in Death Note media
• N., a short story by Stephen King
• Neutral (Dungeons & Dragons), an alignment in the Dungeons & Dragons role-playing game

Broadcasting

• n (Poland), a digital TV platform
• The N, an American TV channel

Language

• Ñ, a letter used in the Spanish and Filipino alphabets
• N (kana), a Japanese kana
• [n̪], [n], [ɳ], [ɲ], [ŋ], [ɴ], one of several nasal consonants

Other uses

• N, North, one of the cardinal directions of the compass
• ₦, the symbol for the Nigerian naira currency
• N scale or N gauge, a popular model railway size
• N, in algebraic chess notation, identifier for the knight
• N, license plate country code for Norway
• N (New York City Subway service)

See also

• N class (disambiguation)
• Nano (disambiguation)
• N-word, euphemism for a pejorative term

This disambiguation page lists articles associated with the same Latin letter. If an internal link led you here, you may wish to change the link to point directly to the intended article.