N4, N-4, or N.4 may refer to:

Computing

* N4 (NHS), the successor to the N3 NHS computer network * NASCAR Racing 4, a NASCAR sim by Papyrus and Sierra * N4, a

Markup Language A markup language is a Encoding, text-encoding system which specifies the structure and formatting of a document and potentially the relationships among its parts. Markup can control the display of a document or enrich its content to facilitate au ...

* N4, TSMC's 4 nm semiconductor process node

Energy

* N4 (nuclear reactor), a French

pressurized water reactor A pressurized water reactor (PWR) is a type of light-water nuclear reactor. PWRs constitute the large majority of the world's nuclear power plants (with notable exceptions being the UK, Japan, India and Canada). In a PWR, water is used both as ...

type

Roads

* N4 highway (Philippines) * N4 (Bangladesh) *

N4 road (Belgium) The N4 road in Belgium is a national road connecting Brussels to Luxembourg. It starts as ''chaussée de Wavre'' at Porte de Namur on the Brussels inner ring and runs south east through Wavre and Namur, Marche-en-Famenne, Bastogne, Martelange an ...

, a road connecting Brussels and Arlon * N4 road (France) * N4 road (Gabon) *

N4 road (Ireland) The N4 road is a national primary road in Ireland, running from Dublin to the northwest of Ireland and Sligo town. The M6 to Galway diverges from this route after Kinnegad, while the N5 to Westport diverges at Longford town. Most section ...

, a National Primary Route connecting Dublin, Mullingar, Longford, Carrick-on-Shannon, and Sligo *

N4 road (Luxembourg) N4, N-4, or N.4 may refer to: Computing * N4 (NHS), the successor to the N3 NHS computer network * NASCAR Racing 4, a NASCAR sim by Papyrus and Sierra * N4, a Markup Language * N4, TSMC's 4 nm semiconductor process node Energy * N4 (nucl ...

N4 road (Senegal) The N4 road is one of the 7 national roads in Senegal. It connects central-Senegal with Basse Casamance by a route which crosses The Gambia. The road runs in a southerly direction from Diourbel to Kaolack where it crosses the Saloum River bef ...

N4 road (South Africa) The N4 is a national route in South Africa that runs from Skilpadshek on the Botswana border, past Rustenburg, Pretoria, eMalahleni and Mbombela, to Komatipoort on the Mozambique border. The entire route is a toll road. The N4 west of Pr ...

, a road connecting the Botswana border, Pretoria, and the Mozambique border *

N4 road (Spain) N4, N-4, or N.4 may refer to: Computing * N4 (NHS), the successor to the N3 NHS computer network * NASCAR Racing 4, a NASCAR sim by Papyrus and Sierra * N4, a Markup Language * N4, TSMC's 4 nm semiconductor process node Energy * N4 (nucl ...

, a National Primary Route connecting Madrid and Andalusia *

N4 road (Switzerland) N4, N-4, or N.4 may refer to: Computing * N3 (NHS)#N4, N4 (NHS), the successor to the N3 NHS computer network * NASCAR Racing 4, a NASCAR sim by Papyrus and Sierra * N4, a Markup Language * 5 nm process, N4, TSMC's 4 nm semiconductor process ...

Nebraska Highway 4 Nebraska Highway 4 is a highway in Nebraska. The entirety of the route is in Nebraska's southern tier of counties. Beatrice is the only city with over 1,000 in population on the highway. Its western terminus is at an intersection with US 6 a ...

, a state highway in the U.S. state of Nebraska

Transport

* Fairey N.4, a British reconnaissance flying boat of the 1920s * LNER Class N4, a British steam locomotive class *

Minerva Airlines Minerva Airlines was an airline based in Italy, which was operational from 1996 to 2003. The airline suspended operations due to bankruptcy on 25 October 2003. It had operated eight Dornier 328-110 aircraft partly under a codeshare agreement ...

, IATA airline designator * SP&S Class N-4, a steam locomotive

class Class, Classes, or The Class may refer to: Common uses not otherwise categorized * Class (biology), a taxonomic rank * Class (knowledge representation), a collection of individuals or objects * Class (philosophy), an analytical concept used d ...

USS N-4 (SS-56) USS ''N-4'' (SS-56) was a N-class coastal defense submarine of the United States Navy. Her keel was laid down on 24 March 1915 by Lake Torpedo Boat Company in Bridgeport, Connecticut. The N-boats built by Lake had slightly different specificat ...

, a 1916 N-class coastal defense submarine of the United States Navy

Other

* , an unstable molecule of nitrogen (

tetranitrogen Tetranitrogen is a neutrally charged polynitrogen allotrope of the chemical formula and consists of four nitrogen atoms. The tetranitrogen cation is the positively charged ion, , which is more stable than the neutral tetranitrogen molecule and i ...

) * N4, a postcode district in the

N postcode area The N (Northern) postcode area, also known as the London N postcode area, is the part of the London postal district, London post town covering part of North London, England. It is a group of 25 postcode districts which covers around 17,429 live ...

of London * N4, a Drum & Bass / Hardcore record label run by Pete Cannon. Named after the N4 London postcode district *

N4 (television channel) N4, N-4, or N.4 may refer to: Computing * N4 (NHS), the successor to the N3 NHS computer network * NASCAR Racing 4, a NASCAR sim by Papyrus and Sierra * N4, a Markup Language * N4, TSMC's 4 nm semiconductor process node Energy * N4 (nucl ...

, a community television channel in Akureyri, Iceland *

Washburn N4 The Washburn N4 is an electric guitar model, developed in collaboration between Nuno Bettencourt, Washburn Guitars, Washburn and the Seattle-based luthier Stephen Davies. Since its introduction in mid-late 1990, it became Bettencourt's primary guit ...

, an electric guitar * The second level in the

Japanese Language Proficiency Test The , or JLPT, is a standardized criterion-referenced test to evaluate and certify Japanese language proficiency for non-native speakers, covering language knowledge, reading ability, and listening ability. The test is held twice a year in Japan a ...

Nexus 4 The Nexus 4 (codenamed Mako) is an Android smartphone co-developed by Google and LG Electronics. It is the fourth smartphone in the Google Nexus product family, unveiled on October 29, 2012, and released on November 13, 2012, and succeeded the ...

, an Android smartphone

Computing

Energy

Roads

Transport

Other

See also