| Acronym | Definition |
|---|
| Cx | Customer |
| Cx | Culture (e.g., bacterial) |
| Cx | Customer Experience |
| Cx | Christmas Island |
| Cx | Context (Novell Netware) |
| Cx | Cancel |
| Cx | Cervical |
| Cx | Chief Executive |
| Cx | Cross Reference |
| Cx | Cervix |
| Cx | Cathay Pacific Airways |
| Cx | Chemotaxis (multicellular organisms) |
| Cx | Constellation |
| Cx | Circumflex (artery) |
| Cx | Commissioning |
| Cx | Center of Expertise (Army Corps of Engineers) |
| Cx | Cantor Exchange (financial exchange) |
| Cx | Categorical Exclusion |
| Cx | Christmas Islands (ISO country code) |
| Cx | Challenge X (hybrid vehicle development project) |
| Cx | Connexin |
| Cx | Commodity Exchange (New York, NY) |
| Cx | Change Context |
| Cx | Count Register (assembler) |
| Cx | Character Transmission |
| Cx | Phosgene Oxime |
| Cx | Cross Examination Debate |
| Cx | Control Transmitter |
| Cx | Check Cancellation (stop payment) |
| Cx | Configuration Index |
| Cx | Chron X (game) |
| Cx | Composite Signaling |
| Cx | Consumer Exchange |
| Cx | Rural Exchange |
| Cx | Criticality Experiment |
| Cx | Color Exterior Film (NASA) |
| Cx | Column Extractant |
| Cx | Cummings Exclusively (Mi6 Intelligence Report) |
| Cx | Cylinder in Diopters, Axis in Degrees (ophthalmology) |
| Cx | Actual / on scene (as in WxCx) |