J (disambiguation)
Look up
J
or
j
in Wiktionary, the free dictionary.
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
J, a
provisional designation
prefix for some objects discovered between May 1 and 15 of a year
Computing
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
Haplogroup J (mtDNA)
Haplogroup J (Y-DNA)
ATC code J
Antiinfectives for systemic use
, a section of the Anatomical Therapeutic Chemical Classification System
Mathematics
J, symbol used to denote the
Bessel function
j
, used as the symbol for the
imaginary unit
(
−
1
{\displaystyle {\sqrt {-1}}}
) in fields where
i
is used for a different purpose (such as electric current)
j
and
j
2
(or
j
¯
{\displaystyle {\bar {j}}}
) 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
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
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
J
(Jaehyun album)
, album by South Korean singer Jaehyun
Songs
"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
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
Writers
J (sometimes given as I), pen name of the Danish novelist
Cornelia von Levetzow
(1836–1921)
Transport
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
.
Other uses
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
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)
Topics referred to by the same term
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.