Q (disambiguation)

Q is the seventeenth letter of the English alphabet. It may also refer to:

• Q research software, a software package for the analysis of market research data
• Q source, also known as Q document, a hypothetical early Gospel writing (Bible)
• Q-ship, a converted merchant vessel with concealed armament intended to lure and destroy submarines
• Q (New York City Subway service)
• The New York, Susquehanna and Western Railway
• A nickname for Chuluaqui-Quodoushka, a series of New Age sexual meditation exercises developed by Harley Reagan

Film, TV, radio, and theatre

• Avenue Q, a Broadway production
• Q (film), 1982 horror film written and directed by Larry Cohen (Also known as Q - The Winged Serpent)
• Q (James Bond), a fictional character
• Q Radio, a UK radio station run by Q Magazine
• Q (radio show), a CBC Radio One show hosted by Jian Ghomeshi
• Q Score, measure of familiarity and appeal of characters or shows
• Q (Star Trek), a fictional, purportedly omnipotent character from the Q Continuum
• Q (television network), Philippine network previously known as Quality TeleVision (QTV)
• Q Television Network, an American cable television network
• Q (TV channel), an indie, rock, and alternative based rock-music channel available in the UK
• ARY Qtv, a Pakistani television channel
• Q (TV series), Spike Milligan's BBC2 comedy series that ran between 1969 and 1983
• Q Theatre, a theatre in London, England
• Q Theatre Penrith, a theatre in Penrith, New South Wales
• Q, pseudonym of Quentin Elias in his appearances in gay porn site Randy Blue
• Visitor Q, Japanese movie directed by Takashi Miike
• The Q , a fictional character from the TV series The Lost Islands
• Quinton 'Q' Brooks, A fictional character from the TV series Moesha, played by Fredro Starr
• Mr. Q, or Quartermain in the film The League of Extraordinary Gentlemen, played by Sean Connery

Music

• Q (AAA song), single by J-Pop band AAA
• Q (album), by Mr. Children
• Q (1970s band), a US disco group
• Q (band), synth-pop outfit formed in the early 1980s
• q, stage name for Qurram Hussain of JoSH
• Quincy Jones, American music impresario, conductor, record producer, musical arranger, film composer and trumpeter
• Stacey Q, disco singer
• Equalization filter, the width of a frequency band affected by equalization

Sports

• Q (San Jose Earthquakes mascot), furry blue mascot of the Major League Soccer team San Jose Earthquakes
• The Quebec Major Junior Hockey League is often referred to as "The Q"
• A nickname for Quicken Loans Arena, home of the Cleveland Cavaliers
• A nickname for Qualcomm Stadium, home of the San Diego Chargers

Publishing

• Arthur Quiller-Couch, or "Q", the pen-name of the Cornish writer
• Q (magazine), British music magazine
  • Q Awards, yearly music awards given by Q magazine
• Q (novel), historical novel by Luther Blissett first published in Italian in 2000

Biology and chemistry

• Q, reaction quotient
• Q values, the differences of energies of the parent nuclides to the daughter nuclides
• Q, Glutamine
• Q, Cardiac Output, the volume of blood pumped by each ventricle per minute. The 'Q' is sometimes written with a dot placed directly above it - a convention which indicates that it is measured per unit time
• Haplogroup Q (mtDNA), a human mitochondrial DNA (mtDNA) haplogroup
• Haplogroup Q (Y-DNA), a Y-chromosomal DNA (Y-DNA) haplogroup
• q is an abbreviation for "every" in medicine
• q designates the long arm of a chromosome
• The codes of the Anatomical Therapeutic Chemical Classification System for veterinary medicinal products start with Q.
• Q is the symbol for discharge (hydrology)

Physics and astronomy

• Q, electric charge
• Q, heat
• Q, volumetric flow rate
• Q, dynamic pressure
  • Max Q
• Q, Fusion energy gain factor
• Q, quasar
• q, momentum transfer

Mathematics

• $\mathbb{Q}$ or Q, set of all rational numbers
• Q, Robinson arithmetic, a finitely axiomatized fragment of Peano Arithmetic
• Q, the Quaternion group
• Q value in statistics, the minimum false discovery rate at which the test may be called significant

Engineering

• Q factor or Q in resonant systems, a measurement of the effect of resistance to oscillation
• Q variable (quality factor) which refers to the width of the bell curve.
• Q Factor (Bicycles) in bicycles, the width between where the pedals attach to the cranks
• Quality factor (video compression) (Xvid_Qf) in video compression, a measure to indiciate the amount of memory/storage used per pixel (and per frame) in a video
• Heat transfer coefficient - ΔQ = heat input or heat lost, Joules
• Q, the standard abbreviation for an electronic transistor, used e.g. in circuit diagrams
• Q the first moment of area, used in calculating shear stress distributions
• Q, the reactive power component of apparent power

Computing and computer games

• Q (cipher), encryption algorithm
• Q (emulator), open-source x86 emulator for Mac OS X
• Q (number format), fixed-point number format built into certain computer processors
• Q (game engine), 3D middleware from Qube Software
• Q (Street Fighter), Street Fighter character
• Q-Games, developer of the Pixel Junk series of PlayStation 3 games
• Q Entertainment, developer of Rez HD and the Lumines and Meteos games
• Q (equational programming language), functional programming language based on term rewriting
• Q (programming language from Kx Systems), array processing language

Corporate

• Q clearance, United States Department of Energy security clearance
• Q (dairy), Norwegian dairy brand
• Q-telecom, Greek operator
• Motorola Q, smartphone released in 2006
• "The Q", Quicken Loans Arena
• Q Score, in marketing, way to measure the familiarity of an item
• Tobin's q, a financial ratio developed by James Tobin

See also

• QQQ (disambiguation)
• QQQQ (disambiguation)
• All pages beginning with "Q"
• All pages with titles containing "Q"
• Prefix disambiguation: QA, QB, QC, QD, QE, QF, QG, QH, QI, QJ, QK, QL, QM, QN, QO, QP, QQ, QR, QS, QT, QU, QV, QW, QX, QY, QZ