Editing N2

'''N2''' or '''N-2''' may refer to:

* [[Nitrogen#Allotropes|Dinitrogen]] (N₂)

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==Arts and media==
* A model number of the Yamaha [[AvantGrand]] piano
* "N2", a 2011 song by Japanese indie rock band Asian Kung-Fu Generation, on the album ''[[Landmark (Asian Kung-Fu Generation album)|Landmark]]''
* Network 2 (now [[RTÉ Two]]), an Irish television station, which used the branding "N2" between 1997-2004
* [[NicoNico]], a video sharing website

==Science and technology==
===Biology and medicine===
* [[N200 (neuroscience)]], an event-related potential (ERP) component in the 200-300 ms poststimulus range
* A [[non-small cell lung carcinoma staging]] code for ''Metastasis to ipsilateral mediastinal or subcarinal lymph nodes''
* A para formaldehyde-based filling material for [[root canal]]s, also called Sargenti paste
* A strain of the ''[[Caenorhabditis elegans]]'' var. ''Bristol'' model worm

===Transportation technology===
* N<sub>2</sub>, gauges that monitor the power turbine section in a [[Jet engine#Operation|jet engine]]
<!--* [[Revolutions per minute]], a term of the high-pressure compressor in a turbofan engine, expressed as a percentage of the maximum-->
* [[N-2]], an Armenian multiple rocket launcher system
* [[N-2 rocket]], a 1981 Japanese derivative of the American Delta rocket
* A type of [[large goods vehicle]]
* [[GNR Class N2]], a 1920 British 0-6-2T steam locomotive class
* [[USS N-2 (SS-54)]], a 1917 N-class coastal defense submarine of the United States Navy
* [[Huanghai N2]], a Chinese pickup truck

===Other uses in science and technology===
* [[N2 diagram]], in systems engineering, a function-to-function data interchange
* [[DSC-N2]], a 2006 Sony Cyber-shot series digital camera

==Transit==
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* Several roads; see [[List of N2 roads]]
* [[N2 (Long Island bus)]]
* [[London Buses route N2]]
* [[South East Airlines]] (IATA airline designator)
* [[Kabo Air]] (IATA airline designator)
* [[Carretera Nacional N-II]], former name for the Route Nacional from Madrid to Barcelona and France

== Other uses ==
* A [[United States Navy]] term for a senior military intelligence officer
* [[N2 Gateway]], a housing project along the N2 freeway in Cape Town, South Africa
* N2, a postcode district in the [[N postcode area]]
* The fourth level in the [[Japanese Language Proficiency Test]]

== See also ==
* [[NO2 (disambiguation)]]
* [[NII (disambiguation)]]
* [[2N (disambiguation)]]

{{Letter-Number Combination Disambiguation}}