CX

CX or Cx may refer to:

Businesses and brands

• Cathay Pacific airlines (IATA code CX)
• Cemex, a building materials supply company, New York Stock Exchange symbol "CX"
• Citroën CX, a French car
• Connex Melbourne, a French public transport company
• Fuji Television, or CX, a Japanese television network
• Nikon CX format of digital camera sensor
• Prefix for model designations for Mazda crossover crossover vehicles, such as Mazda CX-7

Science and technology

Biology and medicine

• Circumflex artery (disambiguation), multiple arteries of the human body
• Phosgene oxime, a chemical warfare agent
• a medical shorthand for cervix or culture, as in cell culture
• a medical shorthand for a complication

Computing

• An interface in IP Multimedia Subsystems, using the diameter protocol, between Home Subscriber Server and Application Server
• CX register, a general-purpose 16-bit X86 register

Other uses in science and technology

• CX (audio), a noise reduction system, most notably used for the analog audio tracks of laserdiscs
• NASA's Constellation program
• In the Building Commissioning industry, Cx is an abbreviation for the building commissioning process
• Drag coefficient ($c_{{\mathrm d}}\,,$ $c_{{\mathrm x}}\,$ or $\!\ c_{{\mathrm w}}$)

Places

• Christmas Island ISO 3166-1 alpha-2 code
  • .cx, the top-level domain for Christmas Island

Other uses

• The number 110, in Roman numerals
• Cx or cx, a digraph in the Esperanto x-system orthography, representing the consonant sound [t͡ʃ], normally spelled Ĉ or ĉ
• Chron X, an online collectable card trading game
• Cross-examination debate, also known as policy debate, a form of speech competition
• Customer Experience, the experiences a customer has with a supplier of goods or services
• Cyclo-cross, a form of bicycle racing