CX
CX or Cx may refer to:

Businesses and organizations
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

Science and technology
Biology and medicine
Circumflex artery (disambiguation), multiple arteries of the human body
Phosgene oxime, a chemical warfare agent

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

Other uses in science and technology
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
          
            
              d
            
          
        
        
        ,
      
    
    {\displaystyle c_{\mathrm {d} }\,,}
   
  
    
      
        
          c
          
            
              x
            
          
        
        
      
    
    {\displaystyle c_{\mathrm {x} }\,}
   or 
  
    
      
        
         
        
          c
          
            
              w
            
          
        
      
    
    {\displaystyle \!\ c_{\mathrm {w} }}
  )

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

Transportation
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

Other uses
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

See also

CXX (disambiguation)
CCX (disambiguation)
C+ (disambiguation)

All pages with titles beginning with CX
All pages with titles containing CX