CX

• Cathay Pacific, a Hong Kong airline (IATA code CX)
• Cemex, a Mexican building materials supply company (New York Stock Exchange symbol "CX")
• Connex Melbourne, a former Australian train operator
• Fuji TV, or CX, a Japanese television network

• Circumflex artery (disambiguation), multiple arteries of the human body
• Phosgene oxime, a chemical warfare agent

• 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
• C++/CX (component extensions), a language extension for C++ compilers from Microsoft that enables C++ programmers to write programs for the Windows Runtime (WinRT)

• CX (noise reduction), a noise reduction system, most notably used for the analog audio tracks of LaserDiscs
• Cx, an abbreviation for the Building Commissioning process
• Drag coefficient ($c\_\backslash mathrm\; d\backslash ,\; ,$ $c\_\backslash mathrm\; x\backslash ,$ or $\backslash !\backslash \; c\_\backslash mathrm\; w$)

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

• Citroën CX, a French executive car
• Honda CX series, a Japanese motorcycle range
• Mitsubishi Concept-cX, a Japanese subcompact SUV concept
• Mazda CX, the prefix for Mazda's crossover and SUV lineup

• 110 (number), in Roman numerals
• Chron X, a digital collectible card 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
• Nikon CX format, an image sensor format
• Ĉ, a letter in the Esperanto alphabet
• Cx, a smiling emoticon
• Cx, referencing popular streamer Ice Poseidon

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• CXX (disambiguation)
• CCX (disambiguation)
• C+ (disambiguation)
• {{srt}}

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