| Abbreviation | Definition |
|---|---|
| CA | Constant Air |
| CA | Continuous Annealing |
| CAB | Clean Air Bonnet |
| CAB | Crystal Aurora Borealis |
| CADI | Carbidic Austempered Ductile Iron |
| CAF | Compressed Air Foam |
| CAF | Customer Activation Form |
| CAFS | Compressed Air Foam System |
| CAH | Cold Air Horn |
| CAL | Carbon Arc Lighting |
| CAP | Cover And Plinth |
| CAPA | Canada Agricultural Products Act |
| CAPI | Classic Audio Products Inc |
| CAPI | Classic Audio Products of IL |
| CAPP | Coating Applicators and Preparation Products |
| CAPS | Cummins Accumulative Pressure System |
| CAPS | Custom Air Products and Services |
| CAR | Compressed Audio Recorder |
| CAR | Constant Air Ratio |
| CARE | Caring, Awareness, Responsible, Ethical |