K (disambiguation)

K is the eleventh letter of the Latin alphabet.

K may also refer to:

General uses

K (programming language), an array processing language developed by Arthur Whitney and commercialized by Kx Systems
K (cider), a British draft cider manufactured and distributed by the Gaymer Cider Company of Bath, England
K band, radio frequency from 12 to 93 GHz
K computer, a Japanese supercomputer
K-factor, several unrelated terms in physics, engineering, telecommunications and chess
K (Broadway Brooklyn Local), earlier KK, discontinued in 1976
K (Eighth Avenue Local), a defunct line on the New York City Subway, which was known as the AA until 1985
Vitamin K, a group of vitamins that are needed to promote blood coagulation
Kappa (Κ) (Greek alphabet)
Ka (Cyrillic) (К) (Cyrillic alphabet)
Chrysler K platform, 1981-1995 car design used by Chrysler
Low-K, the dielectric constant in semiconductors, electronics, and physics
Operation K, a Japanese World War II naval operation
The K Project, a series of five nuclear tests by the Soviet Union
K-theory, a topic in branches of topology and algebra
K–12 education, a designation for the sum of primary and secondary education, used mainly in North America
K, a prefix for North American call signs used by broadcast stations in the US west of the Mississippi River
K College, in Tonbridge, Kent

K′, also known as "K Dash" or "K Prime", a King of Fighters character
K, the title of a 1915 novel by Mary Roberts Rinehart
K, the protagonist of Franz Kafka's 1926 novel The Castle
K, a character in the manga and anime Gravitation (manga)
K, the main character in the TV series Robotto Keiji (Robot Detective)
K, Todd and Riley's adoptive superspy mother on the Disney program The Replacements (TV series)
K, the character played by Tommy Lee Jones in Men in Black (film) and Men in Black 2
K, the protagonist played by John Abraham in No Smoking
K, a constructed language invented by Robert Dessaix
K, a character in Natsume Soseki's novel Kokoro
Joseph K., the protagonist of Kafka's 1925 novel, The Trial

K (album), 1996 album by Kula Shaker
K Records, independent record company based in Olympia, Washington
"K" (song), 2006 song by The Tutts
K (singer) (born 1983), a Korean singer who works in Japan as a J-pop singer
K, Köchel catalogue, chronological catalogue of compositions by Wolfgang Amadeus Mozart
K, a song by the Japanese rock band Bump of Chicken

K, the Keskustapuolue, the Centre Party (Finland)
K, the politics and followers of President of Argentina Néstor Kirchner (born 1950)

K, 1000 (number)
K, for carrying capacity of an environment
k, symbol of the kilo- prefix in the SI and other systems of unit that denotes multiples of 1000
K, kilobyte (more correctly KB)
K, kibibyte (more correctly KiB)
K, abbreviation for kilometre (SI symbol: km)
K, potassium (from its Latin name kalium)
K, one-letter designation for the amino acid lysine
K, SI symbol for kelvin, the SI unit of thermodynamic temperature
k, the spring constant in Hooke's law relating deformation (strain) and force applied (stress) to a material body
k or k_B, the Boltzmann constant, the physical constant relating energy and temperature at the particle level
k, angular wavenumber of a wave
K carat (purity), measurement applied to gold
K, ketamine, a street abbreviation for a recreational drug
K, the Cretaceous geological period
K, Kyocera' s mobile phones in Japan
K, a strikeout in baseball scorekeeping
K, a contract in legal shorthand
k, a voiceless velar plosive in the International Phonetic Alphabet
K, kosher
K, equilibrium constant
K, key color (i.e., black) in the CMYK color model, especially for printing
$\kappa$ or K, relative static permittivity (dielectric constant)
k_e, constant of Coulomb's law
k, Thermal conductivity
k, abbreviation of okay, commonly used in instant messaging, or in S.M.S. messages
K, the symbol that represents a kaon in particle physics
K, the construction point of a ski jumping hill
k, a shorthand for a knighthood in the British honours system