# CN

> Mediated Wiki article. Canonical URL: https://mediated.wiki/source/CN
> Markdown URL: https://mediated.wiki/source/CN.md
> Source: https://en.wikipedia.org/wiki/CN
> Source revision: 1343062657
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

{{wiktionary|CN|Cn|Cn.|cN}}
'''CN''', '''Cn''', '''cn''' and other variants may refer to:
{{tocright}}

== Companies ==
* [Canadian National Railway](/source/Canadian_National_Railway), reporting mark CN
* [China Netcom](/source/China_Netcom), a former telecommunication service provider in China, NYSE symbol
* [Collegiate Network](/source/Collegiate_Network), supporting college publications
* [Grand China Air](/source/Grand_China_Air), IATA code CN
* [Islands Nationair](/source/Islands_Nationair), an airline based in Port Moresby, Papua New Guinea, IATA code CN
* [Westward Airways (Nebraska)](/source/Westward_Airways_(Nebraska)), a former airline, IATA code CN (dissolved 2005)<!--The 3 airlines listed here are all listed as having IATA code CN ?!-->

==Media and entertainment==
* [Cartoon Network](/source/Cartoon_Network), an American cable channel
** [List of international Cartoon Network channels](/source/List_of_international_Cartoon_Network_channels)
** [The Cartoon Network, Inc.](/source/The_Cartoon_Network%2C_Inc.), an American entertainment company which operates the channel
* [CN23](/source/CN23) (''Cultura y Noticias 23''), a defunct Argentine news channel

== Places ==
* [Canada](/source/Canada), which has ISO 3166 country code "CA" but is sometimes abbreviated "CN" by American organizations to disambiguate from California
* [China](/source/China) (People's Republic of China), ISO 3166 country code CN
* [CN Centre](/source/CN_Centre), an arena in Prince George, British Columbia
* [CN Tower](/source/CN_Tower), communications and observation tower in Toronto, Ontario
*Station code for [Cirebon railway station](/source/Cirebon_railway_station)
* [Circuito Norte](/source/Circuito_Norte), national highway of Cuba

==Mathematics, science, and technology==
===Biology===
* [Computational neuroethology](/source/Computational_neuroethology), the study of animal behavior and its control by the nervous system
* [Cranial nerve](/source/Cranial_nerve)s, CN 0 to CN XII

===Chemistry===
* [CN gas](/source/CN_gas), a substituted acetophenone used as a riot control agent
* [Copernicium](/source/Copernicium), symbol Cn, a chemical element
* [Cyanide](/source/Cyanide), any chemical compound that contains a carbon atom triple-bonded to a nitrogen atom, -CN
** [Cyano radical](/source/Cyano_radical), molecular formula ·CN
* [Cyanogen](/source/Cyanogen), a colorless, toxic gas with a pungent odor, (CN)<sub>2</sub>

===Computing===
* [.cn](/source/.cn), country code top-level domain for mainland China
* [Cloud native computing](/source/Cloud_native_computing), an approach in software development
* Common Name, an attribute of the [Lightweight Directory Access Protocol](/source/Lightweight_Directory_Access_Protocol) protocol family
* Common Name, an attribute of [X.509](/source/X.509) public-key certificates
* [VIA CN](/source/VIA_CN), a 64-bit CPU for personal computers

===Mathematics===
* C<sub>n</sub>, a [cyclic group](/source/cyclic_group)
* C<sub>n</sub>, a classical [root system](/source/Root_system)
* [cn (elliptic function)](/source/cn_(elliptic_function)), one of Jacobi's elliptic functions

===Other uses in mathematics, science, and technology===
* [Carrier-to-noise ratio](/source/Carrier-to-noise_ratio) ''C/N'', the signal-to-noise ratio of a modulated signal
* [Curve number](/source/Curve_number), a parameter used in hydrology for predicting direct runoff or infiltration from rainfall
* cN, abbreviation for [centinewton](/source/centinewton), a force equal to one hundredth of a newton
* [Classical nova](/source/Classical_nova), a type of cataclysmic variable star

== Other uses ==
* [Cn (digraph)](/source/Cn_(digraph)), a digraph used in English for a few words of Greek origin
* [Cnaeus (disambiguation)](/source/Cnaeus_(disambiguation)) or [Gnaeus (disambiguation)](/source/Gnaeus_(disambiguation)), popular Roman praenomens
* [Combined Nomenclature](/source/Combined_Nomenclature), EU customs coding
* Vehicle registration code for [County Cavan](/source/County_Cavan), Ireland
* Vehicle registration code for [Province of Cuneo](/source/Province_of_Cuneo), Italy
* Aircraft registration code for [Morocco](/source/Morocco)
* [Group CN](/source/Group_CN), a category of prototype racing cars
* [Citation needed](/source/Citation_needed_(Wikipedia)), a template on Wikipedia

==See also==
* [CNN](/source/CNN), an American basic cable and satellite television channel
* {{look from}}

{{Disambiguation}}

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Adapted from the Wikipedia article [CN](https://en.wikipedia.org/wiki/CN) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/CN?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.