CN

Look up CN, Cn, Cn., or cN in Wiktionary, the free dictionary.

CN, Cn, cn and other variants may refer to:

Companies

• Canadian National Railway, reporting mark CN
• China Netcom, a former telecommunication service provider in China, NYSE symbol
• Collegiate Network, supporting college publications
• Grand China Air IATA code CN
• Islands Nationair, an airline based in Port Moresby, Papua New Guinea, IATA code CN
• Westward Airways (Nebraska), a former airline, IATA code CN (dissolved 2005)

Media and entertainment

• Cartoon Network, an American cable channel
  • List of international Cartoon Network channels

Places

• China (People's Republic of China), ISO 3166 country code CN
• CN Centre, an arena in Prince George, British Columbia
• CN Tower, communications and observation tower in Toronto, Ontario
• Station code for Cirebon railway station

Mathematics, science, and technology

Biology

• Computational neuroethology
  , the study of animal behavior and its control by the nervous system
• Cranial nerves, CN 0 to CN XII

Chemistry

• CN gas
  , a substituted acetophenone used as a riot control agent
• Copernicium, symbol Cn, a chemical element
• Cyanide, any chemical compound that contains a carbon atom triple-bonded to a nitrogen atom, -CN
  • Cyano radical, molecular formula ·CN
• Cyanogen, a colorless, toxic gas with a pungent odor, (CN)₂

Computing

• .cn, country code top-level domain for mainland China
• Cloud native computing
  , an approach in software development
• Common Name, an attribute of the Lightweight Directory Access Protocol protocol family
• Common Name, an attribute of X.509 public-key certificates
• VIA CN
  , a 64-bit CPU for personal computers

Mathematics

• C_n (mathematics)
  , a classical root system
• cn (elliptic function)
  , one of Jacobi's elliptic functions

Other uses in mathematics, science, and technology

• Carrier-to-noise ratio C/N, the signal-to-noise ratio of a modulated signal
• Curve number
  , a parameter used in hydrology for predicting direct runoff or infiltration from rainfall
• cN, abbreviation for
  centinewton
  , a force equal to one hundredth of a newton
• Classical nova
  , a type of cataclysmic variable star

Other uses

• Cn (digraph)
  , a digraph used in English for a few words of Greek origin
• Cnaeus (disambiguation) or Gnaeus (disambiguation), popular Roman praenomens
• Combined Nomenclature, EU customs coding
• Vehicle registration code for County Cavan, Ireland
• Vehicle registration code for Province of Cuneo, Italy
• Aircraft registration code for Morocco
• Group CN, a category of prototype racing cars
• Short for "
  Citation needed
  "

See also

• CNN, an American basic cable and satellite television channel
• All pages with titles beginning with CN

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