| Acronym | Definition |
|---|
| CKI➣Circle K International (collegiate services) |
| CKI➣Crypt Key Instant |
| CKI➣Cheung Kong Infrastructure Holdings Ltd (Hong Kong) |
| CKI➣Calvin Klein Inc. (Phillips-Van Heusen Corporation) |
| CKI➣Championship Karting International (racing) |
| CKI➣Common Key Indicator |
| CKI➣Canoe Kayak Information (France) |
| CKI➣Cocos Keeling Islands Act of 1955 (Australia) |
| CKI➣Camp Kungoso International (Mali) |
| CKI➣Chair-Keyboard Interface |