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{{Wiktionary|J|j}} |
{{Wiktionary|J|j}} |
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'''[[J]]''' is the tenth letter of the |
'''[[J]]''', or '''j''', is the tenth letter of the English alphabet. |
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'''J''' may also refer to: |
'''J''' may also refer to: |
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== Astronomy == |
== Astronomy == |
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* J, a [[provisional designation in astronomy|provisional designation]] prefix for some objects discovered between May 1 and 15 of a year |
* J, a [[provisional designation in astronomy|provisional designation]] prefix for some objects discovered between May 1 and 15 of a year |
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* [[Jupiter]] |
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== Computing == |
== Computing == |
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== Mathematics == |
== Mathematics == |
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* J, symbol used to denote the [[Bessel function]] |
* J, symbol used to denote the [[Bessel function]] |
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* ''j'', used as the symbol for the [[imaginary unit]] (<math>\sqrt{-1}</math>) in fields where ''i'' is used for a different purpose (such as |
* ''j'', used as the symbol for the [[imaginary unit]] (<math>\sqrt{-1}</math>) in fields where ''i'' is used for a different purpose (such as electric current) |
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* ''j'' and ''j<sup>2</sup>'' (or <math>\bar{j}</math>) are also used for the complex cube [[roots of unity]] |
* ''j'' and ''j<sup>2</sup>'' (or <math>\bar{j}</math>) are also used for the complex cube [[roots of unity]] |
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* ''j'', a number with the property ''j'' <sup>2</sup> = +1, used in the definition of the [[split-complex numbers]] |
* ''j'', a number with the property ''j'' <sup>2</sup> = +1, used in the definition of the [[split-complex numbers]] |
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* The [[j-invariant]], a modular function |
* The [[j-invariant]], a modular function |
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== Physics == |
== Physics and chemistry == |
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* J, [[Joule]], the SI unit of energy |
* J, [[Joule]], the SI unit of energy |
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* J, the SI-recommended dimension symbol for [[luminous intensity]], conventionally rendered in a sans-serif typeface |
* J, the SI-recommended dimension symbol for [[luminous intensity]], conventionally rendered in a sans-serif typeface |
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* J, name given by Samuel C. C. Ting for the [[J/ψ particle]] |
* J, name given by Samuel C. C. Ting for the [[J/ψ particle]] |
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* [[J-coupling]], indirect dipole-dipole coupling between two nuclear spins |
* [[J-coupling]], indirect dipole-dipole coupling between two nuclear spins |
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* [[J (element)]], atomic symbol of ''Jod'', German for iodine |
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== Music == |
== Music == |
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* [[J Mascis]], American singer and guitarist of Dinosaur Jr. |
* [[J Mascis]], American singer and guitarist of Dinosaur Jr. |
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* [[J Records]], a record label |
* [[J Records]], a record label |
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===Albums=== |
=== Albums === |
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* J, album by Lazza [[List of number-one hits of 2020 (Italy)]] |
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* [[J (Jaehyun album)|''J'' (Jaehyun album)]], album by South Korean singer Jaehyun |
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* "J", song by Reggie and the Full Effect from the album ''[[Last Stop: Crappy Town]]'' |
* "J", song by Reggie and the Full Effect from the album ''[[Last Stop: Crappy Town]]'' |
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* "J", song by Mindless Self Indulgence from the album ''[[Frankenstein Girls Will Seem Strangely Sexy]]'' |
* "J", song by Mindless Self Indulgence from the album ''[[Frankenstein Girls Will Seem Strangely Sexy]]'' |
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* ''[[Kamen Rider J]]'', a Japanese movie |
* ''[[Kamen Rider J]]'', a Japanese movie |
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*J, the production code for the 1964 ''Doctor Who'' serial ''[[Planet of Giants]]'' |
*J, the production code for the 1964 ''Doctor Who'' serial ''[[Planet of Giants]]'' |
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* Serial Designation "J", one of the antagonists from the webseries ''[[Murder Drones]]'' (2021-2024) |
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== Writers == |
== Writers == |
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* J (sometimes given as I), pen name of the Danish novelist [[Cornelia von Levetzow]] (1836–1921) |
* J (sometimes given as I), pen name of the Danish novelist [[Cornelia von Levetzow]] (1836–1921) |
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== |
== Transportation == |
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* [[J (Los Angeles Railway)]] |
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* [[J Line (Los Angeles Metro)]] |
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* [[NZR J class (1939)|NZR J Class]], a 4-8-2 type class of steam locomotive used by New Zealand Railways |
* [[NZR J class (1939)|NZR J Class]], a 4-8-2 type class of steam locomotive used by New Zealand Railways |
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* [[Transilien Line J]], a line of the Paris transport network |
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* [[File:JRW kinki-J.svg|17px]], the official West Japan Railway Company service symbol for the [[Bantan Line]] |
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* [[Saviem J]], also known as the Renault J, a range of medium-duty trucks |
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== Other uses == |
== Other uses == |
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* [[J band (disambiguation)]] |
* [[J band (disambiguation)]] |
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* [[J (psychedelic)]], an entactogenic drug |
* [[J (psychedelic)]], an entactogenic drug |
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* [[Elgin, Joliet and Eastern Railway]], a Chicago railway sometimes referred to as "The J" |
* [[Elgin, Joliet and Eastern Railway]], a Chicago railway sometimes referred to as "The J" |
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* J, the [[international license plate code]] for Japan |
* J, the [[international license plate code]] for Japan |
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* J, the [[Canadian postal code]] for the western and northern regions of Quebec |
* J, the [[Canadian postal code]] for the western and northern regions of Quebec |
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* J, German [[Identifying marks on euro coins#Mint marks|mint mark]] for the city of Hamburg |
* J, German [[Identifying marks on euro coins#Mint marks|mint mark]] for the city of Hamburg |
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* J abbreviation for [[Jahwist]], one of the major authors of the Torah |
* J abbreviation for [[Jahwist]], one of the hypothesized major authors of the Torah |
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* J, an abbreviated title of a [[High Court judge (England and Wales)|High Court judge]] (in Law Reports, etc.), e.g. Bloggs J |
* J, an abbreviated title of a [[High Court judge (England and Wales)|High Court judge]] (in Law Reports, etc.), e.g. Bloggs J |
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* ''[[J. The Jewish News of Northern California]]'', a weekly newspaper serving the Jewish community in Northern California |
* ''[[J. The Jewish News of Northern California]]'', a weekly newspaper serving the Jewish community in Northern California |
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* ''[["J" Is for Judgment]]'', the tenth novel in Sue Grafton's "Alphabet mystery" series, published in 1993 |
* ''[["J" Is for Judgment]]'', the tenth novel in Sue Grafton's "Alphabet mystery" series, published in 1993 |
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* [[Guy Big J]], range of trucks produced by Guy Motors of England between 1964 and 1978 |
* [[Guy Big J]], range of trucks produced by Guy Motors of England between 1964 and 1978 |
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* [J], code for [[academic journal]] in the reference section of an academic work |
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==See also== |
==See also== |
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Latest revision as of 17:05, 5 December 2024
J, or j, is the tenth letter of the English alphabet.
J may also refer to:
- Palatal approximant in the International Phonetic Alphabet
- J, Cyrillic letter Je
Astronomy
[edit]- J, a provisional designation prefix for some objects discovered between May 1 and 15 of a year
Computing
[edit]- J (programming language), successor to APL
- J# programming language for the Microsoft .NET Framework
- J operator, a programming construct
- J (operating system), an operating system for ICL's System 4 series of computers
Genetics and medicine
[edit]- Haplogroup J (mtDNA)
- Haplogroup J (Y-DNA)
- ATC code J Antiinfectives for systemic use, a section of the Anatomical Therapeutic Chemical Classification System
Mathematics
[edit]- J, symbol used to denote the Bessel function
- j, used as the symbol for the imaginary unit () in fields where i is used for a different purpose (such as electric current)
- j and j2 (or ) are also used for the complex cube roots of unity
- j, a number with the property j 2 = +1, used in the definition of the split-complex numbers
- j, the second imaginary unit of a quaternion
- j, an index variable in a matrix
- The j-invariant, a modular function
Physics and chemistry
[edit]- J, Joule, the SI unit of energy
- J, the SI-recommended dimension symbol for luminous intensity, conventionally rendered in a sans-serif typeface
- j →, current density
- second moment of area
- J, name given by Samuel C. C. Ting for the J/ψ particle
- J-coupling, indirect dipole-dipole coupling between two nuclear spins
- J (element), atomic symbol of Jod, German for iodine
Music
[edit]- J, stage name of Jang Ye-eun, a member of the K-Pop group STAYC
- J (Korean singer), a Korean pop singer
- J (musician), a Japanese rock musician
- J., nickname of American White Zombie guitarist Jay Yuenger
- J., stage name of German musician Jaye Muller
- J Mascis, American singer and guitarist of Dinosaur Jr.
- J Records, a record label
Albums
[edit]- J (Jaehyun album), album by South Korean singer Jaehyun
Songs
[edit]- "J", song by Reggie and the Full Effect from the album Last Stop: Crappy Town
- "J", song by Mindless Self Indulgence from the album Frankenstein Girls Will Seem Strangely Sexy
Film and television
[edit]- Agent J, a character in the Men in Black films portrayed by Will Smith
- J, an antagonist in Bobobo
- Kamen Rider J, a Japanese movie
- J, the production code for the 1964 Doctor Who serial Planet of Giants
- Serial Designation "J", one of the antagonists from the webseries Murder Drones (2021-2024)
Writers
[edit]- J (sometimes given as I), pen name of the Danish novelist Cornelia von Levetzow (1836–1921)
Transportation
[edit]- J (Los Angeles Railway)
- J (New York City Subway service)
- J Church (San Francisco Muni)
- J Line (Los Angeles Metro)
- NZR J Class, a 4-8-2 type class of steam locomotive used by New Zealand Railways
- Transilien Line J, a line of the Paris transport network
, the official West Japan Railway Company service symbol for the Bantan Line- Saviem J, also known as the Renault J, a range of medium-duty trucks
Other uses
[edit]- J, slang for joint (cannabis)
- J, slang for Air Jordan shoes
- J, slang for a jump shot in basketball
- J band (disambiguation)
- J (psychedelic), an entactogenic drug
- Elgin, Joliet and Eastern Railway, a Chicago railway sometimes referred to as "The J"
- J, the international license plate code for Japan
- J, the Canadian postal code for the western and northern regions of Quebec
- J, German mint mark for the city of Hamburg
- J abbreviation for Jahwist, one of the hypothesized major authors of the Torah
- J, an abbreviated title of a High Court judge (in Law Reports, etc.), e.g. Bloggs J
- J. The Jewish News of Northern California, a weekly newspaper serving the Jewish community in Northern California
- J, the narrator of Jerome K. Jerome's novel Three Men in a Boat
- J., Jezper Söderlund, the trance artist
- Lamborghini Aventador J, a 2012 Lamborghini supercar
- J (novel), a 2014 novel by Howard Jacobson
- ʲ, the symbol for Palatalization in the IPA
- Juliet, sometimes used as the unofficial military time zone code for local time
- "J" Is for Judgment, the tenth novel in Sue Grafton's "Alphabet mystery" series, published in 1993
- Guy Big J, range of trucks produced by Guy Motors of England between 1964 and 1978
- [J], code for academic journal in the reference section of an academic work
See also
[edit]- J/22, J/24 and J/80 sailboat classes
- J Mays, Group Vice President of Design and Chief Creative Officer at Ford Motor Company
- J Dilla, a hip-hip performer and producer
- Jay-Z, a hip-hop performer
- Jay (disambiguation)
- Jay Jay, a 2003 film
- JJJ (disambiguation)
This disambiguation page lists articles associated with the title J.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.